From d18d93c31584e0d91332a4755758603fcff6614a Mon Sep 17 00:00:00 2001
From: Masatoshi Kimura <VYV03354@nifty.ne.jp>
Date: Sun, 7 Apr 2013 23:28:34 +0900
Subject: [PATCH] Bug 771975 - Remove -moz-prefixed gradients usage from
 browser and toolkit. r=dao

---
 .../skin/linux/feedback.css                   |  2 +-
 .../skin/mac/feedback.css                     |  6 +-
 browser/metro/theme/content.css               | 14 ++---
 browser/themes/linux/aboutSocialError.css     |  2 +-
 browser/themes/osx/aboutSocialError.css       |  2 +-
 browser/themes/osx/shared.inc                 |  2 +-
 browser/themes/windows/aboutSocialError.css   |  2 +-
 .../allDownloadsViewOverlay-aero.css          | 10 ++--
 .../themes/windows/places/organizer-aero.css  |  2 +-
 toolkit/themes/linux/global/inContentUI.css   |  4 +-
 toolkit/themes/linux/global/notification.css  |  2 +-
 .../linux/mozapps/extensions/extensions.css   | 24 ++++----
 toolkit/themes/osx/global/autocomplete.css    |  2 +-
 toolkit/themes/osx/global/inContentUI.css     |  8 +--
 toolkit/themes/osx/global/shared.inc          | 14 ++---
 toolkit/themes/osx/global/tabprompts.css      |  4 +-
 .../osx/mozapps/extensions/extensions.css     | 56 +++++++++----------
 .../themes/windows/global/autocomplete.css    | 10 ++--
 toolkit/themes/windows/global/findBar.css     |  2 +-
 toolkit/themes/windows/global/inContentUI.css | 21 ++++---
 .../themes/windows/global/notification.css    |  8 +--
 toolkit/themes/windows/global/popup.css       |  8 +--
 .../windows/mozapps/extensions/extensions.css | 44 +++++++--------
 .../mozapps/extensions/selectAddons.css       |  2 +-
 24 files changed, 125 insertions(+), 126 deletions(-)

diff --git a/browser/app/profile/extensions/testpilot@labs.mozilla.com/skin/linux/feedback.css b/browser/app/profile/extensions/testpilot@labs.mozilla.com/skin/linux/feedback.css
index 467d9e04d173..dd940ad9875b 100644
--- a/browser/app/profile/extensions/testpilot@labs.mozilla.com/skin/linux/feedback.css
+++ b/browser/app/profile/extensions/testpilot@labs.mozilla.com/skin/linux/feedback.css
@@ -6,7 +6,7 @@
   -moz-appearance: none;
   border-image: none;
   background-color: Menu;
-  background-image: -moz-linear-gradient(hsla(0,0%,100%,.2), transparent);
+  background-image: linear-gradient(hsla(0,0%,100%,.2), transparent);
   box-shadow: inset 0 0 7px hsla(0,0%,100%,.2),
                    inset 0 1px 0 hsla(0,0%,100%,.3);
   border-radius: 4px;
diff --git a/browser/app/profile/extensions/testpilot@labs.mozilla.com/skin/mac/feedback.css b/browser/app/profile/extensions/testpilot@labs.mozilla.com/skin/mac/feedback.css
index c88497ecec48..8280249bc8d6 100644
--- a/browser/app/profile/extensions/testpilot@labs.mozilla.com/skin/mac/feedback.css
+++ b/browser/app/profile/extensions/testpilot@labs.mozilla.com/skin/mac/feedback.css
@@ -7,8 +7,8 @@
 #pilot-notification-submit {
   -moz-appearance: none;
   background: #666
-              -moz-linear-gradient(rgba(110,110,110,.9), rgba(70,70,70,.9) 49%,
-                                   rgba(60,60,60,.9) 51%, rgba(50,50,50,.9));
+              linear-gradient(rgba(110,110,110,.9), rgba(70,70,70,.9) 49%,
+                              rgba(60,60,60,.9) 51%, rgba(50,50,50,.9));
   background-clip: padding-box;
   background-origin: padding-box;
   border-radius: 12px;
@@ -21,7 +21,7 @@
 }
 
 #pilot-notification-submit:hover:active {
-  background: -moz-linear-gradient(rgba(40,40,40,.9), rgba(70,70,70,.9));
+  background: linear-gradient(rgba(40,40,40,.9), rgba(70,70,70,.9));
   box-shadow: inset 0 0 2px rgba(0,0,0,.2),
                    inset 0 1px 5px rgba(0,0,0,.4),
                    0 1px 0 rgba(255,255,255,.1);
diff --git a/browser/metro/theme/content.css b/browser/metro/theme/content.css
index a15b8e4a0be0..849f5270dd93 100644
--- a/browser/metro/theme/content.css
+++ b/browser/metro/theme/content.css
@@ -131,11 +131,11 @@ button {
 }
 
 input[type="checkbox"] {
-  background: white -moz-linear-gradient(top, rgba(115,115,115,0.5) 0, rgba(215,215,215,0.5) 2px, rgba(255,255,255,0.2) 6px);
+  background: white linear-gradient(rgba(115,115,115,0.5) 0, rgba(215,215,215,0.5) 2px, rgba(255,255,255,0.2) 6px);
 }
 
 input[type="radio"] {
-  background: -moz-radial-gradient(6px 6px, cover, rgba(255,255,255,0.2) 3px, rgba(195,195,195,0.5) 5px, rgba(115,115,115,0.5) 100%);
+  background: radial-gradient(at 6px 6px, rgba(255,255,255,0.2) 3px, rgba(195,195,195,0.5) 5px, rgba(115,115,115,0.5) 100%);
 }
 
 select {
@@ -186,11 +186,11 @@ input[type="radio"]:focus {
 }
 
 input[type="checkbox"]:focus {
-  background: white -moz-linear-gradient(top, rgba(27,113,177,0.5) 0, rgba(198,225,246,0.2) 2px, rgba(255,255,255,0.2) 6px);
+  background: white linear-gradient(rgba(27,113,177,0.5) 0, rgba(198,225,246,0.2) 2px, rgba(255,255,255,0.2) 6px);
 }
 
 input[type="radio"]:focus {
-  background: -moz-radial-gradient(6px 6px, cover, rgba(255,255,255,0.2) 3px, rgba(198,225,246,0.2) 5px, rgba(27,113,177,0.5) 100%);
+  background: radial-gradient(at 6px 6px, rgba(255,255,255,0.2) 3px, rgba(198,225,246,0.2) 5px, rgba(27,113,177,0.5) 100%);
 }
 
 /* we need to be specific for selects because the above rules are specific too */
@@ -206,13 +206,13 @@ button[disabled],
   border-color: rgba(125,125,125,0.4);
   border-style: solid;
   border-width: 1px;
-  background: transparent -moz-linear-gradient(top, rgba(185,185,185,0.4) 0, rgba(235,235,235,0.4) 3px, rgba(255,255,255,0.4) 100%);
+  background: transparent linear-gradient(rgba(185,185,185,0.4) 0, rgba(235,235,235,0.4) 3px, rgba(255,255,255,0.4) 100%);
 }
 
 select:not([size]):not([multiple])[disabled],
 select[size="0"][disabled],
 select[size="1"][disabled] {
-  background: transparent -moz-linear-gradient(top, rgba(255,255,255,0.4) 0, rgba(235,235,235,0.4) 3px, rgba(185,185,185,0.4) 100%);
+  background: transparent linear-gradient(rgba(255,255,255,0.4) 0, rgba(235,235,235,0.4) 3px, rgba(185,185,185,0.4) 100%);
 }
 
 input[type="button"][disabled],
@@ -220,7 +220,7 @@ input[type="submit"][disabled],
 input[type="reset"][disabled],
 button[disabled] {
   padding: 0 7px 0 7px;
-  background: transparent -moz-linear-gradient(top, rgba(255,255,255,0.4) 0, rgba(235,235,235,0.4) 3px, rgba(185,185,185,0.4) 100%);
+  background: transparent linear-gradient(rgba(255,255,255,0.4) 0, rgba(235,235,235,0.4) 3px, rgba(185,185,185,0.4) 100%);
 }
 
 input[type="radio"][disabled],
diff --git a/browser/themes/linux/aboutSocialError.css b/browser/themes/linux/aboutSocialError.css
index 3ad252eb15c9..d1a9ad53c901 100644
--- a/browser/themes/linux/aboutSocialError.css
+++ b/browser/themes/linux/aboutSocialError.css
@@ -61,7 +61,7 @@ button {
   padding: 2px 6px;
   line-height: 1.2;
   background-color: hsla(210,30%,95%,.1);
-  background-image: -moz-linear-gradient(hsla(0,0%,100%,.6), hsla(0,0%,100%,.1));
+  background-image: linear-gradient(hsla(0,0%,100%,.6), hsla(0,0%,100%,.1));
   background-clip: padding-box;
   border: 1px solid hsla(210,15%,25%,.4);
   border-color: hsla(210,15%,25%,.3) hsla(210,15%,25%,.35) hsla(210,15%,25%,.4);
diff --git a/browser/themes/osx/aboutSocialError.css b/browser/themes/osx/aboutSocialError.css
index 3ad252eb15c9..d1a9ad53c901 100644
--- a/browser/themes/osx/aboutSocialError.css
+++ b/browser/themes/osx/aboutSocialError.css
@@ -61,7 +61,7 @@ button {
   padding: 2px 6px;
   line-height: 1.2;
   background-color: hsla(210,30%,95%,.1);
-  background-image: -moz-linear-gradient(hsla(0,0%,100%,.6), hsla(0,0%,100%,.1));
+  background-image: linear-gradient(hsla(0,0%,100%,.6), hsla(0,0%,100%,.1));
   background-clip: padding-box;
   border: 1px solid hsla(210,15%,25%,.4);
   border-color: hsla(210,15%,25%,.3) hsla(210,15%,25%,.35) hsla(210,15%,25%,.4);
diff --git a/browser/themes/osx/shared.inc b/browser/themes/osx/shared.inc
index 1d685e2d0d84..2e8a8f269f46 100644
--- a/browser/themes/osx/shared.inc
+++ b/browser/themes/osx/shared.inc
@@ -1,6 +1,6 @@
 %include ../../../toolkit/themes/osx/global/shared.inc
 %include ../shared/browser.inc
 
-%define hudButton -moz-appearance: none; color: #434343; border-radius: 4px; border: 1px solid #b5b5b5; background: -moz-linear-gradient(#fff, #f2f2f2); box-shadow: inset 0 1px rgba(255,255,255,.8), inset 0 0 1px rgba(255,255, 255,.25), 0 1px rgba(255,255,255,.3); background-clip: padding-box; background-origin: padding-box; padding: 2px 6px;
+%define hudButton -moz-appearance: none; color: #434343; border-radius: 4px; border: 1px solid #b5b5b5; background: linear-gradient(#fff, #f2f2f2); box-shadow: inset 0 1px rgba(255,255,255,.8), inset 0 0 1px rgba(255,255, 255,.25), 0 1px rgba(255,255,255,.3); background-clip: padding-box; background-origin: padding-box; padding: 2px 6px;
 %define hudButtonPressed box-shadow: inset 0 1px 4px -3px #000, 0 1px rgba(255,255,255,.3);
 %define hudButtonFocused box-shadow: 0 0 1px -moz-mac-focusring inset, 0 0 4px 1px -moz-mac-focusring, 0 0 2px 1px -moz-mac-focusring;
diff --git a/browser/themes/windows/aboutSocialError.css b/browser/themes/windows/aboutSocialError.css
index 3ad252eb15c9..d1a9ad53c901 100644
--- a/browser/themes/windows/aboutSocialError.css
+++ b/browser/themes/windows/aboutSocialError.css
@@ -61,7 +61,7 @@ button {
   padding: 2px 6px;
   line-height: 1.2;
   background-color: hsla(210,30%,95%,.1);
-  background-image: -moz-linear-gradient(hsla(0,0%,100%,.6), hsla(0,0%,100%,.1));
+  background-image: linear-gradient(hsla(0,0%,100%,.6), hsla(0,0%,100%,.1));
   background-clip: padding-box;
   border: 1px solid hsla(210,15%,25%,.4);
   border-color: hsla(210,15%,25%,.3) hsla(210,15%,25%,.35) hsla(210,15%,25%,.4);
diff --git a/browser/themes/windows/downloads/allDownloadsViewOverlay-aero.css b/browser/themes/windows/downloads/allDownloadsViewOverlay-aero.css
index 4e08aa29ff0b..1907fc152bc7 100644
--- a/browser/themes/windows/downloads/allDownloadsViewOverlay-aero.css
+++ b/browser/themes/windows/downloads/allDownloadsViewOverlay-aero.css
@@ -21,11 +21,11 @@
     background-color: transparent;
     /* four gradients for the bevel highlights on each edge, one for blue background */
     background-image:
-      -moz-linear-gradient(to bottom, rgba(255,255,255,0.9) 3px, rgba(255,255,255,0) 3px),
-      -moz-linear-gradient(to right, rgba(255,255,255,0.5) 3px, rgba(255,255,255,0) 3px),
-      -moz-linear-gradient(to left, rgba(255,255,255,0.5) 3px, rgba(255,255,255,0) 3px),
-      -moz-linear-gradient(to top, rgba(255,255,255,0.4) 3px, rgba(255,255,255,0) 3px),
-      -moz-linear-gradient(to bottom, rgba(163,196,247,0.3), rgba(122,180,246,0.3));
+      linear-gradient(to bottom, rgba(255,255,255,0.9) 3px, rgba(255,255,255,0) 3px),
+      linear-gradient(to right, rgba(255,255,255,0.5) 3px, rgba(255,255,255,0) 3px),
+      linear-gradient(to left, rgba(255,255,255,0.5) 3px, rgba(255,255,255,0) 3px),
+      linear-gradient(to top, rgba(255,255,255,0.4) 3px, rgba(255,255,255,0) 3px),
+      linear-gradient(to bottom, rgba(163,196,247,0.3), rgba(122,180,246,0.3));
     background-clip: content-box;
     border-radius: 6px;
     outline: 1px solid rgb(124,163,206);
diff --git a/browser/themes/windows/places/organizer-aero.css b/browser/themes/windows/places/organizer-aero.css
index 8d709c5d429f..645aff64b4b3 100644
--- a/browser/themes/windows/places/organizer-aero.css
+++ b/browser/themes/windows/places/organizer-aero.css
@@ -31,7 +31,7 @@
   }
 
   #placesToolbar {
-    background-image: -moz-linear-gradient(@toolbarHighlight@, rgba(255,255,255,0));
+    background-image: linear-gradient(@toolbarHighlight@, rgba(255,255,255,0));
   }
 }
 
diff --git a/toolkit/themes/linux/global/inContentUI.css b/toolkit/themes/linux/global/inContentUI.css
index 88ae16d6731f..98a430ee7adc 100644
--- a/toolkit/themes/linux/global/inContentUI.css
+++ b/toolkit/themes/linux/global/inContentUI.css
@@ -15,8 +15,8 @@
   -moz-appearance: none;
   padding: 18px;
   background-color: Window;
-  background-image: -moz-linear-gradient(top, rgba(255, 255, 255, 0.3), rgba(255, 255, 255, 0) 160px),
-                    -moz-linear-gradient(-moz-dialog, Window 160px);
+  background-image: linear-gradient(rgba(255, 255, 255, 0.3), rgba(255, 255, 255, 0) 160px),
+                    linear-gradient(-moz-dialog, Window 160px);
   color: WindowText;
 }
 
diff --git a/toolkit/themes/linux/global/notification.css b/toolkit/themes/linux/global/notification.css
index ed632f222869..c29d876f73ea 100644
--- a/toolkit/themes/linux/global/notification.css
+++ b/toolkit/themes/linux/global/notification.css
@@ -16,7 +16,7 @@ notification[type="info"] {
 }
 
 notification[type="critical"] {
-  background-image: -moz-linear-gradient(rgb(212,0,0), rgb(152,0,0));
+  background-image: linear-gradient(rgb(212,0,0), rgb(152,0,0));
   color: white;
 }
 
diff --git a/toolkit/themes/linux/mozapps/extensions/extensions.css b/toolkit/themes/linux/mozapps/extensions/extensions.css
index 316e6f77c8a7..5968095a77a8 100644
--- a/toolkit/themes/linux/mozapps/extensions/extensions.css
+++ b/toolkit/themes/linux/mozapps/extensions/extensions.css
@@ -499,21 +499,21 @@
 }
 
 .addon[active="false"] {
-  background-image: -moz-linear-gradient(rgba(135, 135, 135, 0.2),
-                                         rgba(135, 135, 135, 0.1));
+  background-image: linear-gradient(rgba(135, 135, 135, 0.2),
+                                    rgba(135, 135, 135, 0.1));
 }
 
 .addon-view[notification="warning"] {
   background-image: url("chrome://mozapps/skin/extensions/stripes-warning.png"),
-                    -moz-linear-gradient(rgba(255, 255, 0, 0.04),
-                                         rgba(255, 255, 0, 0));
+                    linear-gradient(rgba(255, 255, 0, 0.04),
+                                    rgba(255, 255, 0, 0));
   background-repeat: repeat-x;
 }
 
 .addon-view[notification="error"] {
   background-image: url("chrome://mozapps/skin/extensions/stripes-error.png"),
-                    -moz-linear-gradient(rgba(255, 0, 0, 0.04),
-                                         rgba(255, 0, 0, 0));
+                    linear-gradient(rgba(255, 0, 0, 0.04),
+                                    rgba(255, 0, 0, 0));
   background-repeat: repeat-x;
 }
 
@@ -521,16 +521,16 @@
 .addon-view[pending="upgrade"],
 .addon-view[pending="install"] {
   background-image: url("chrome://mozapps/skin/extensions/stripes-info-positive.png"),
-                    -moz-linear-gradient(rgba(0, 255, 0, 0.04),
-                                         rgba(0, 255, 0, 0));
+                    linear-gradient(rgba(0, 255, 0, 0.04),
+                                    rgba(0, 255, 0, 0));
   background-repeat: repeat-x;
 }
 
 .addon-view[pending="disable"],
 .addon-view[pending="uninstall"] {
   background-image: url("chrome://mozapps/skin/extensions/stripes-info-negative.png"),
-                    -moz-linear-gradient(rgba(128, 128, 128, 0.04),
-                                         rgba(128, 128, 128, 0));
+                    linear-gradient(rgba(128, 128, 128, 0.04),
+                                    rgba(128, 128, 128, 0));
   background-repeat: repeat-x;
 }
 
@@ -723,8 +723,8 @@ setting {
 }
 
 #detail-view[active="false"]:not([pending]):not([notification]) {
-  background-image: -moz-linear-gradient(rgba(135, 135, 135, 0.1),
-                                         rgba(135, 135, 135, 0));
+  background-image: linear-gradient(rgba(135, 135, 135, 0.1),
+                                    rgba(135, 135, 135, 0));
 }
 
 setting[first-row="true"] {
diff --git a/toolkit/themes/osx/global/autocomplete.css b/toolkit/themes/osx/global/autocomplete.css
index 8b72379a8ec7..92d6e2a17761 100644
--- a/toolkit/themes/osx/global/autocomplete.css
+++ b/toolkit/themes/osx/global/autocomplete.css
@@ -95,7 +95,7 @@ treechildren.autocomplete-treebody::-moz-tree-cell-text(selected) {
 .autocomplete-richlistitem[selected="true"] {
   background-color: Highlight;
   color: HighlightText;
-  background-image: -moz-linear-gradient(rgba(255,255,255,0.3), transparent);
+  background-image: linear-gradient(rgba(255,255,255,0.3), transparent);
 }
 
 .autocomplete-richlistitem {
diff --git a/toolkit/themes/osx/global/inContentUI.css b/toolkit/themes/osx/global/inContentUI.css
index df881de1bdf9..c119ec156dee 100644
--- a/toolkit/themes/osx/global/inContentUI.css
+++ b/toolkit/themes/osx/global/inContentUI.css
@@ -18,7 +18,7 @@
   background-image: /* Texture */
                     url("chrome://global/skin/inContentUI/background-texture.png"),
                     /* Gradient */
-                    -moz-linear-gradient(top, #ADB5C2, #BFC6D1);
+                    linear-gradient(#ADB5C2, #BFC6D1);
 }
 
 html|html {
@@ -29,7 +29,7 @@ html|html {
 *|*.main-content {
   /* Needed to allow the radius to clip the inner content, see bug 595656 */
   overflow: hidden;
-  background-image: -moz-linear-gradient(top, rgba(255, 255, 255, 0.4), rgba(255, 255, 255, 0.25) 50%, rgba(255, 255, 255, 0.05));
+  background-image: linear-gradient(rgba(255, 255, 255, 0.4), rgba(255, 255, 255, 0.25) 50%, rgba(255, 255, 255, 0.05));
   border: 1px solid rgba(50, 65, 92, 0.4);
   border-radius: 5px;
 }
@@ -45,7 +45,7 @@ colorpicker[type="button"] {
   border: 1px solid rgba(60,73,97,0.5);
   box-shadow: inset 0 1px rgba(255,255,255,0.25), 0 1px rgba(255,255,255,0.25);
   background-color: transparent;
-  background-image: -moz-linear-gradient(rgba(255,255,255,0.45), rgba(255,255,255,0.2));
+  background-image: linear-gradient(rgba(255,255,255,0.45), rgba(255,255,255,0.2));
   background-clip: padding-box;
   color: #252F3B;
   text-shadow: @loweredShadow@;
@@ -70,7 +70,7 @@ button:not([disabled="true"]):active:hover,
 menulist[open="true"]:not([disabled="true"]),
 colorpicker[type="button"][open="true"]:not([disabled="true"]) {
   box-shadow: inset 0 1px 3px rgba(0,0,0,.2), 0 1px rgba(255,255,255,0.25);
-  background-image: -moz-linear-gradient(rgba(45,54,71,0.3), rgba(45,54,71,0.1));
+  background-image: linear-gradient(rgba(45,54,71,0.3), rgba(45,54,71,0.1));
   border-color: rgba(60,73,97,0.7);
 }
 
diff --git a/toolkit/themes/osx/global/shared.inc b/toolkit/themes/osx/global/shared.inc
index b249489ba8c5..7274f6cc1d0c 100644
--- a/toolkit/themes/osx/global/shared.inc
+++ b/toolkit/themes/osx/global/shared.inc
@@ -9,22 +9,22 @@
 %define roundButtonPressedBackground #dadada
 %define roundButtonPressedShadow 0 1px rgba(255,255,255,.4), inset 0 1px 3px rgba(0,0,0,.2)
 
-%define scopeBarBackground -moz-linear-gradient(top, #E8E8E8, #D0D0D0) repeat-x
+%define scopeBarBackground linear-gradient(#E8E8E8, #D0D0D0) repeat-x
 %define scopeBarSeparatorBorder 1px solid #888
 %define scopeBarTitleColor #6D6D6D
 
 %define sidebarItemBorderTop 1px solid #94A1C0
-%define sidebarItemBackground -moz-linear-gradient(top, #A0B0CF, #7386AB) repeat-x
+%define sidebarItemBackground linear-gradient(#A0B0CF, #7386AB) repeat-x
 %define sidebarItemFocusedBorderTop 1px solid #5382C5
-%define sidebarItemFocusedBackground -moz-linear-gradient(top, #6494D4, #2559AC) repeat-x
+%define sidebarItemFocusedBackground linear-gradient(#6494D4, #2559AC) repeat-x
 %define sidebarItemGraphiteBorderTop 1px solid #97A4B1
-%define sidebarItemGraphiteBackground -moz-linear-gradient(top, #AAB7C4, #8393A4) repeat-x
+%define sidebarItemGraphiteBackground linear-gradient(#AAB7C4, #8393A4) repeat-x
 %define sidebarItemGraphiteFocusedBorderTop 1px solid #6B798D
-%define sidebarItemGraphiteFocusedBackground -moz-linear-gradient(top, #8293A6, #425972) repeat-x
+%define sidebarItemGraphiteFocusedBackground linear-gradient(#8293A6, #425972) repeat-x
 %define sidebarItemInactiveBorderTop 1px solid #979797
-%define sidebarItemInactiveBackground -moz-linear-gradient(top, #B4B4B4, #8A8A8A) repeat-x
+%define sidebarItemInactiveBackground linear-gradient(#B4B4B4, #8A8A8A) repeat-x
 
 %define toolbarbuttonCornerRadius 3px
-%define toolbarbuttonBackground -moz-linear-gradient(top, #FFF, #ADADAD) repeat-x
+%define toolbarbuttonBackground linear-gradient(#FFF, #ADADAD) repeat-x
 %define toolbarbuttonPressedInnerShadow inset rgba(0, 0, 0, 0.3) 0 -6px 10px, inset #000 0 1px 3px, inset rgba(0, 0, 0, 0.2) 0 1px 3px
 %define toolbarbuttonInactiveBorderColor rgba(146, 146, 146, 0.84)
diff --git a/toolkit/themes/osx/global/tabprompts.css b/toolkit/themes/osx/global/tabprompts.css
index 7baf876a88fc..0ccdc62c003a 100644
--- a/toolkit/themes/osx/global/tabprompts.css
+++ b/toolkit/themes/osx/global/tabprompts.css
@@ -35,7 +35,7 @@ button {
   -moz-margin-start: 8px;
   border-radius: 2px;
   background-color: hsl(0,0%,90%);
-  background-image: -moz-linear-gradient(hsla(0,0%,100%,.7), hsla(0,0%,100%,0));
+  background-image: linear-gradient(hsla(0,0%,100%,.7), hsla(0,0%,100%,0));
   background-clip: padding-box;
   border: 1px solid;
   border-color: hsl(0,0%,65%) hsl(0,0%,60%) hsl(0,0%,50%);
@@ -53,7 +53,7 @@ button:hover {
 }
 
 button:hover:active {
-  background-image: -moz-linear-gradient(hsla(0,0%,100%,.2), hsla(0,0%,100%,0));
+  background-image: linear-gradient(hsla(0,0%,100%,.2), hsla(0,0%,100%,0));
   background-color: hsl(0,0%,70%);
   box-shadow: 0 1px 0 hsla(0,0%,100%,.2) inset,
               0 1px 3px hsla(0,0%,0%,.2);
diff --git a/toolkit/themes/osx/mozapps/extensions/extensions.css b/toolkit/themes/osx/mozapps/extensions/extensions.css
index 912be60d3e04..89a02dd70c31 100644
--- a/toolkit/themes/osx/mozapps/extensions/extensions.css
+++ b/toolkit/themes/osx/mozapps/extensions/extensions.css
@@ -122,7 +122,7 @@
   font-size: 12px;
   border: 1px solid #A8B8D1;
   border-radius: 8px;
-  background-image: -moz-linear-gradient(top, rgba(255, 255, 255, 0.7), rgba(236, 241, 247, 0.7));
+  background-image: linear-gradient(rgba(255, 255, 255, 0.7), rgba(236, 241, 247, 0.7));
   background-clip: padding-box;
   box-shadow: 0 -3px 0 rgba(58, 78, 103, 0.05) inset,
               0 3px 0 rgba(175, 195, 220, 0.3);  
@@ -312,7 +312,7 @@
   border: 1px solid rgba(60,73,97,0.5);
   border-radius: 10000px;
   box-shadow: inset 0 1px 1px rgba(0,0,0,0.15), 0 1px rgba(255,255,255,0.25);
-  background: -moz-linear-gradient(rgba(255,255,255,0.2), rgba(255,255,255,0.3));
+  background: linear-gradient(rgba(255,255,255,0.2), rgba(255,255,255,0.3));
   background-clip: padding-box;
 }
 
@@ -346,7 +346,7 @@
   margin: 0;
   min-height: 31px;
   border-bottom: 1px solid rgba(50, 65, 92, 0.4);
-  background-image: -moz-linear-gradient(top, rgba(255, 255, 255, 0.2), rgba(255, 255, 255, 0.05));
+  background-image: linear-gradient(rgba(255, 255, 255, 0.2), rgba(255, 255, 255, 0.05));
 }
 
 
@@ -575,26 +575,26 @@
 }
 
 .addon-view[notification="warning"] {
-  background-image: -moz-linear-gradient(rgba(255, 255, 0, 0.2), rgba(255, 255, 0, 0.1));
+  background-image: linear-gradient(rgba(255, 255, 0, 0.2), rgba(255, 255, 0, 0.1));
 }
 
 .addon-view[notification="error"] {
-  background-image: -moz-linear-gradient(rgba(255, 0, 0, 0.2), rgba(255, 0, 0, 0.1));
+  background-image: linear-gradient(rgba(255, 0, 0, 0.2), rgba(255, 0, 0, 0.1));
 }
 
 .addon-view[notification="info"] {
-  background-image: -moz-linear-gradient(rgba(0, 0, 255, 0.2), rgba(0, 0, 255, 0.1));
+  background-image: linear-gradient(rgba(0, 0, 255, 0.2), rgba(0, 0, 255, 0.1));
 }
 
 .addon-view[pending="enable"],
 .addon-view[pending="upgrade"],
 .addon-view[pending="install"] {
-  background-image: -moz-linear-gradient(rgba(0, 255, 0, 0.2), rgba(0, 255, 0, 0.1));
+  background-image: linear-gradient(rgba(0, 255, 0, 0.2), rgba(0, 255, 0, 0.1));
 }
 
 .addon-view[pending="disable"],
 .addon-view[pending="uninstall"] {
-  background-image: -moz-linear-gradient(rgba(128, 128, 128, 0.2), rgba(128, 128, 128, 0.1));
+  background-image: linear-gradient(rgba(128, 128, 128, 0.2), rgba(128, 128, 128, 0.1));
 }
 
 .addon .relnotes-container {
@@ -637,8 +637,8 @@
 
 .addon[active="false"] {
   background-color: rgba(135, 135, 135, 0.1);
-  background-image: -moz-linear-gradient(rgba(135, 135, 135, 0),
-                                         rgba(135, 135, 135, 0.1));
+  background-image: linear-gradient(rgba(135, 135, 135, 0),
+                                    rgba(135, 135, 135, 0.1));
 }
 
 .addon-view[active="false"],
@@ -648,15 +648,15 @@
 
 .addon-view[notification="warning"] {
   background-image: url("chrome://mozapps/skin/extensions/stripes-warning.png"),
-                    -moz-linear-gradient(rgba(255, 255, 0, 0.04),
-                                         rgba(255, 255, 0, 0));
+                    linear-gradient(rgba(255, 255, 0, 0.04),
+                                    rgba(255, 255, 0, 0));
   background-repeat: repeat-x;
 }
 
 .addon-view[notification="error"] {
   background-image: url("chrome://mozapps/skin/extensions/stripes-error.png"),
-                    -moz-linear-gradient(rgba(255, 0, 0, 0.04),
-                                         rgba(255, 0, 0, 0));
+                    linear-gradient(rgba(255, 0, 0, 0.04),
+                                    rgba(255, 0, 0, 0));
   background-repeat: repeat-x;
 }
 
@@ -664,16 +664,16 @@
 .addon-view[pending="upgrade"],
 .addon-view[pending="install"] {
   background-image: url("chrome://mozapps/skin/extensions/stripes-info-positive.png"),
-                    -moz-linear-gradient(rgba(0, 255, 0, 0.04),
-                                         rgba(0, 255, 0, 0));
+                    linear-gradient(rgba(0, 255, 0, 0.04),
+                                    rgba(0, 255, 0, 0));
   background-repeat: repeat-x;
 }
 
 .addon-view[pending="disable"],
 .addon-view[pending="uninstall"] {
   background-image: url("chrome://mozapps/skin/extensions/stripes-info-negative.png"),
-                    -moz-linear-gradient(rgba(128, 128, 128, 0.04),
-                                         rgba(128, 128, 128, 0));
+                    linear-gradient(rgba(128, 128, 128, 0.04),
+                                    rgba(128, 128, 128, 0));
   background-repeat: repeat-x;
 }
 
@@ -791,7 +791,7 @@
 
 #detail-screenshot[loading] {
   background-image: url("chrome://global/skin/icons/loading_16.png"),
-                    -moz-linear-gradient(rgba(255, 255, 255, 0.5), rgba(255, 255, 255, 0));
+                    linear-gradient(rgba(255, 255, 255, 0.5), rgba(255, 255, 255, 0));
   background-position: 50% 50%;
   background-repeat: no-repeat;
   border-radius: 3px;
@@ -799,7 +799,7 @@
 
 #detail-screenshot[loading="error"] {
   background-image: url("chrome://global/skin/media/error.png"),
-                    -moz-linear-gradient(rgba(255, 255, 255, 0.5), rgba(255, 255, 255, 0));
+                    linear-gradient(rgba(255, 255, 255, 0.5), rgba(255, 255, 255, 0));
 }
 
 #detail-desc-container {
@@ -845,8 +845,8 @@
   border-radius: 3px;
   list-style-image: url("chrome://mozapps/skin/extensions/heart.png");
   background-color: #2F73EF;
-  background-image: -moz-linear-gradient(rgba(251, 252, 253, 0.70), rgba(246, 247, 248, 0.27) 49%, 
-                                         rgba(231, 232, 233, 0.25) 51%, rgba(225, 226, 229, 0.1));
+  background-image: linear-gradient(rgba(251, 252, 253, 0.70), rgba(246, 247, 248, 0.27) 49%, 
+                                    rgba(231, 232, 233, 0.25) 51%, rgba(225, 226, 229, 0.1));
 }
 
 #detail-contrib-btn .button-box {
@@ -903,8 +903,8 @@ setting {
 }
 
 #detail-view[active="false"]:not([pending]):not([notification]) {
-  background-image: -moz-linear-gradient(rgba(135, 135, 135, 0.1),
-                                         rgba(135, 135, 135, 0));
+  background-image: linear-gradient(rgba(135, 135, 135, 0.1),
+                                    rgba(135, 135, 135, 0));
 }
 
 setting[first-row="true"] {
@@ -970,7 +970,7 @@ setting[type="radio"] > radiogroup {
 /*** download progress ***/
 
 .download-progress {
-  background-image: -moz-linear-gradient(top, #DCDEE3, #CBCED6);
+  background-image: linear-gradient(#DCDEE3, #CBCED6);
   border: 1px solid #858898;
   border-radius: 3px;
   box-shadow: inset #E3E8EC 0 1px 1px, @loweredShadow@;
@@ -996,7 +996,7 @@ setting[type="radio"] > radiogroup {
 .download-progress[mode="undetermined"] .end-cap,
 .download-progress .progress .progress-bar {
   -moz-appearance: none;
-  background-image: -moz-linear-gradient(#6AC47E, #4FAC6A);
+  background-image: linear-gradient(#6AC47E, #4FAC6A);
   margin-top: -1px;
   margin-bottom: -1px;
   border: 1px solid #2E773A;
@@ -1138,7 +1138,7 @@ button.button-link:not([disabled="true"]):active:hover {
   border: 1px solid rgba(60,73,97,0.5);
   border-radius: @toolbarbuttonCornerRadius@;
   box-shadow: inset 0 1px rgba(255,255,255,0.25), 0 1px rgba(255,255,255,0.25);
-  background: -moz-linear-gradient(rgba(255,255,255,0.45), rgba(255,255,255,0));
+  background: linear-gradient(rgba(255,255,255,0.45), rgba(255,255,255,0));
   background-clip: padding-box;
 }
 
@@ -1154,5 +1154,5 @@ button.button-link:not([disabled="true"]):active:hover {
 .header-button[open="true"] {
   border-color: rgba(45,54,71,0.7);
   box-shadow: inset 0 0 4px rgb(45,54,71), 0 1px rgba(255,255,255,0.25);
-  background-image: -moz-linear-gradient(rgba(45,54,71,0.6), rgba(45,54,71,0));
+  background-image: linear-gradient(rgba(45,54,71,0.6), rgba(45,54,71,0));
 }
diff --git a/toolkit/themes/windows/global/autocomplete.css b/toolkit/themes/windows/global/autocomplete.css
index b2ab12089011..294d3760c1d3 100644
--- a/toolkit/themes/windows/global/autocomplete.css
+++ b/toolkit/themes/windows/global/autocomplete.css
@@ -116,11 +116,11 @@ treechildren.autocomplete-treebody::-moz-tree-cell-text(selected) {
     background-color: transparent;
     /* four gradients for the bevel highlights on each edge, one for blue background */
     background-image:
-      -moz-linear-gradient(to bottom, rgba(255,255,255,0.9) 3px, rgba(255,255,255,0) 3px),
-      -moz-linear-gradient(to right, rgba(255,255,255,0.5) 3px, rgba(255,255,255,0) 3px),
-      -moz-linear-gradient(to left, rgba(255,255,255,0.5) 3px, rgba(255,255,255,0) 3px),
-      -moz-linear-gradient(to top, rgba(255,255,255,0.4) 3px, rgba(255,255,255,0) 3px),
-      -moz-linear-gradient(to bottom, rgba(163,196,247,0.3), rgba(122,180,246,0.3));
+      linear-gradient(to bottom, rgba(255,255,255,0.9) 3px, rgba(255,255,255,0) 3px),
+      linear-gradient(to right, rgba(255,255,255,0.5) 3px, rgba(255,255,255,0) 3px),
+      linear-gradient(to left, rgba(255,255,255,0.5) 3px, rgba(255,255,255,0) 3px),
+      linear-gradient(to top, rgba(255,255,255,0.4) 3px, rgba(255,255,255,0) 3px),
+      linear-gradient(to bottom, rgba(163,196,247,0.3), rgba(122,180,246,0.3));
     background-clip: content-box;
     border-radius: 6px;
     outline: 1px solid rgb(124,163,206);
diff --git a/toolkit/themes/windows/global/findBar.css b/toolkit/themes/windows/global/findBar.css
index ee256f4a5c0d..b91de6247125 100644
--- a/toolkit/themes/windows/global/findBar.css
+++ b/toolkit/themes/windows/global/findBar.css
@@ -22,7 +22,7 @@
 
 findbar {
   padding-top: 1px;
-  background-image: -moz-linear-gradient(rgba(0,0,0,.15) 1px, rgba(255,255,255,.15) 1px);
+  background-image: linear-gradient(rgba(0,0,0,.15) 1px, rgba(255,255,255,.15) 1px);
   background-size: 100% 2px;
   background-repeat: no-repeat;
   min-width: 1px;
diff --git a/toolkit/themes/windows/global/inContentUI.css b/toolkit/themes/windows/global/inContentUI.css
index 24207239c1a3..94b959815bf7 100644
--- a/toolkit/themes/windows/global/inContentUI.css
+++ b/toolkit/themes/windows/global/inContentUI.css
@@ -17,7 +17,7 @@
   color: -moz-dialogText;
   background-color: -moz-dialog;
   background-image: /* Fade-out texture at the top, and blend with browser tab */
-                    -moz-linear-gradient(rgba(255,255,255,0.5), rgba(255,255,255,0) 30%),
+                    linear-gradient(rgba(255,255,255,0.5), rgba(255,255,255,0) 30%),
                     /* Texture */
                     url("chrome://global/skin/inContentUI/background-texture.png");
 }
@@ -32,7 +32,7 @@ html|html {
     color: #000;
     background-color: #CCD9EA;
     background-image: /* Fade-out texture at the top */
-                      -moz-linear-gradient(top, rgb(237,245,252), rgba(237,245,252,0) 156px),
+                      linear-gradient(rgb(237,245,252), rgba(237,245,252,0) 156px),
                       /* Texture */
                       url("chrome://global/skin/inContentUI/background-texture.png");
   }
@@ -43,11 +43,11 @@ html|html {
     color: #000;
     /* Blame shorlander for this monstrosity. */
     background-image: /* Fade-out texture and light beams at the top */
-                      -moz-linear-gradient(top, rgb(237,245,252) 3px, rgba(237,245,252,0) 156px),
+                      linear-gradient(rgb(237,245,252) 3px, rgba(237,245,252,0) 156px),
                       /* Side gradients */
-                      -moz-linear-gradient(left,
-                                           rgba(255,255,255,0.2), rgba(255,255,255,0) 40%,
-                                           rgba(255,255,255,0) 60%, rgba(255,255,255,0.2)),
+                      linear-gradient(to right,
+                                      rgba(255,255,255,0.2), rgba(255,255,255,0) 40%,
+                                      rgba(255,255,255,0) 60%, rgba(255,255,255,0.2)),
                       /* Aero-style light beams */
                       -moz-linear-gradient(left 32deg,
                                            /* First light beam */
@@ -73,9 +73,8 @@ html|html {
   /* Needed to allow the radius to clip the inner content, see bug 595656 */
   overflow: hidden;
   background-color: rgba(255, 255, 255, 0.35);
-  background-image: -moz-linear-gradient(top,
-                                         rgba(255, 255, 255, 0),
-                                         rgba(255, 255, 255, 0.75));
+  background-image: linear-gradient(rgba(255, 255, 255, 0),
+                                    rgba(255, 255, 255, 0.75));
   border: 1px solid #C3CEDF;
   border-radius: 5px;
 }
@@ -89,8 +88,8 @@ html|html {
     -moz-appearance: none;
     color: black;
     padding: 0 5px;
-    background: -moz-linear-gradient(rgba(251, 252, 253, 0.95), rgba(246, 247, 248, 0) 49%, 
-                                     rgba(211, 212, 213, 0.45) 51%, rgba(225, 226, 229, 0.3));
+    background: linear-gradient(rgba(251, 252, 253, 0.95), rgba(246, 247, 248, 0) 49%, 
+                                rgba(211, 212, 213, 0.45) 51%, rgba(225, 226, 229, 0.3));
     background-clip: padding-box;
     border-radius: 3px;
     border: 1px solid rgba(31, 64, 100, 0.4);
diff --git a/toolkit/themes/windows/global/notification.css b/toolkit/themes/windows/global/notification.css
index d4758453d8f0..0481d0919605 100644
--- a/toolkit/themes/windows/global/notification.css
+++ b/toolkit/themes/windows/global/notification.css
@@ -16,7 +16,7 @@ notification[type="info"] {
 }
 
 notification[type="critical"] {
-  background-image: -moz-linear-gradient(rgb(212,0,0), rgb(152,0,0));
+  background-image: linear-gradient(rgb(212,0,0), rgb(152,0,0));
   color: white;
 }
 
@@ -96,7 +96,7 @@ XXX: apply styles to all themes until bug 509642 is fixed
     margin: 0;
     border: 1px solid rgba(0,0,0,.35);
 %ifdef WINDOWS_AERO
-    background-image: -moz-linear-gradient(top, rgba(250,250,250,.6), rgba(175,175,175,.25) 49%, rgba(0,0,0,.12) 51%, rgba(0,0,0,.09) 60%, rgba(0,0,0,.05));
+    background-image: linear-gradient(rgba(250,250,250,.6), rgba(175,175,175,.25) 49%, rgba(0,0,0,.12) 51%, rgba(0,0,0,.09) 60%, rgba(0,0,0,.05));
     box-shadow: 0 0 1px 1px rgba(255,255,255,.75) inset;
 %else
     box-shadow: 0 1px 0 rgba(255,255,255,.5) inset,
@@ -146,7 +146,7 @@ XXX: apply styles to all themes until bug 509642 is fixed
   .popup-notification-menubutton > .button-menubutton-button:hover,
   .popup-notification-menubutton > .button-menubutton-dropmarker:hover {
 %ifdef WINDOWS_AERO
-    background-image: -moz-linear-gradient(top, rgba(250,250,250,.9), rgba(200,200,200,.6) 49%, rgba(0,0,0,.23) 51%, rgba(0,0,0,.17) 60%, rgba(0,0,0,.05));
+    background-image: linear-gradient(rgba(250,250,250,.9), rgba(200,200,200,.6) 49%, rgba(0,0,0,.23) 51%, rgba(0,0,0,.17) 60%, rgba(0,0,0,.05));
     box-shadow: 0 0 0 1px white inset,
                 0 0 2px 1px rgba(255,255,255,.75) inset;
 %else
@@ -159,7 +159,7 @@ XXX: apply styles to all themes until bug 509642 is fixed
   .popup-notification-menubutton > .button-menubutton-dropmarker:hover:active,
   .popup-notification-menubutton[open="true"] > .button-menubutton-dropmarker {
 %ifdef WINDOWS_AERO
-    background-image: -moz-linear-gradient(top, rgba(250,250,250,.9), rgba(200,200,200,.6) 49%, rgba(0,0,0,.23) 51%, rgba(0,0,0,.17) 60%, rgba(0,0,0,.05));
+    background-image: linear-gradient(rgba(250,250,250,.9), rgba(200,200,200,.6) 49%, rgba(0,0,0,.23) 51%, rgba(0,0,0,.17) 60%, rgba(0,0,0,.05));
 %else
     background-color: rgba(0,0,0,.05);
 %endif
diff --git a/toolkit/themes/windows/global/popup.css b/toolkit/themes/windows/global/popup.css
index a3dc700124c1..02e51dfdad4c 100644
--- a/toolkit/themes/windows/global/popup.css
+++ b/toolkit/themes/windows/global/popup.css
@@ -126,19 +126,19 @@ panel[type="arrow"][side="right"] {
   }
 
   .panel-arrowcontent[side="top"] {
-    background-image: -moz-linear-gradient(top, white 1px, rgba(255,255,255,0) 15px);
+    background-image: linear-gradient(white 1px, rgba(255,255,255,0) 15px);
   }
 
   .panel-arrowcontent[side="bottom"] {
-    background-image: -moz-linear-gradient(bottom, white 1px, rgba(255,255,255,0) 15px);
+    background-image: linear-gradient(to top, white 1px, rgba(255,255,255,0) 15px);
   }
 
   .panel-arrowcontent[side="left"] {
-    background-image: -moz-linear-gradient(left, white 1px, rgba(255,255,255,0) 15px);
+    background-image: linear-gradient(to right, white 1px, rgba(255,255,255,0) 15px);
   }
 
   .panel-arrowcontent[side="right"] {
-    background-image: -moz-linear-gradient(right, white 1px, rgba(255,255,255,0) 15px);
+    background-image: linear-gradient(to left, white 1px, rgba(255,255,255,0) 15px);
   }
 
   .panel-arrow[side="top"],
diff --git a/toolkit/themes/windows/mozapps/extensions/extensions.css b/toolkit/themes/windows/mozapps/extensions/extensions.css
index 52c2cd8bc9e1..ef03128a58a3 100644
--- a/toolkit/themes/windows/mozapps/extensions/extensions.css
+++ b/toolkit/themes/windows/mozapps/extensions/extensions.css
@@ -135,7 +135,7 @@
   color: #373D48;
   border: 1px solid #A8B8D1;
   border-radius: 8px;
-  background-image: -moz-linear-gradient(top, #FFF, #ECF1F7);
+  background-image: linear-gradient(#FFF, #ECF1F7);
   background-clip: padding-box;
   box-shadow: 2px 2px 4px #999; 
 }
@@ -604,8 +604,8 @@
 
 .addon[active="false"] {
   background-color: rgba(135, 135, 135, 0.1);
-  background-image: -moz-linear-gradient(rgba(135, 135, 135, 0),
-                                         rgba(135, 135, 135, 0.1));
+  background-image: linear-gradient(rgba(135, 135, 135, 0),
+                                    rgba(135, 135, 135, 0.1));
 }
 
 .addon-view[active="false"],
@@ -615,15 +615,15 @@
 
 .addon-view[notification="warning"] {
   background-image: url("chrome://mozapps/skin/extensions/stripes-warning.png"),
-                    -moz-linear-gradient(rgba(255, 255, 0, 0.04),
-                                         rgba(255, 255, 0, 0));
+                    linear-gradient(rgba(255, 255, 0, 0.04),
+                                    rgba(255, 255, 0, 0));
   background-repeat: repeat-x;
 }
 
 .addon-view[notification="error"] {
   background-image: url("chrome://mozapps/skin/extensions/stripes-error.png"),
-                    -moz-linear-gradient(rgba(255, 0, 0, 0.04),
-                                         rgba(255, 0, 0, 0));
+                    linear-gradient(rgba(255, 0, 0, 0.04),
+                                    rgba(255, 0, 0, 0));
   background-repeat: repeat-x;
 }
 
@@ -631,16 +631,16 @@
 .addon-view[pending="upgrade"],
 .addon-view[pending="install"] {
   background-image: url("chrome://mozapps/skin/extensions/stripes-info-positive.png"),
-                    -moz-linear-gradient(rgba(0, 255, 0, 0.04),
-                                         rgba(0, 255, 0, 0));
+                    linear-gradient(rgba(0, 255, 0, 0.04),
+                                    rgba(0, 255, 0, 0));
   background-repeat: repeat-x;
 }
 
 .addon-view[pending="disable"],
 .addon-view[pending="uninstall"] {
   background-image: url("chrome://mozapps/skin/extensions/stripes-info-negative.png"),
-                    -moz-linear-gradient(rgba(128, 128, 128, 0.04),
-                                         rgba(128, 128, 128, 0));
+                    linear-gradient(rgba(128, 128, 128, 0.04),
+                                    rgba(128, 128, 128, 0));
   background-repeat: repeat-x;
 }
 
@@ -768,7 +768,7 @@
 
 #detail-screenshot[loading] {
   background-image: url("chrome://global/skin/icons/loading_16.png"),
-                    -moz-linear-gradient(rgba(255, 255, 255, 0.5), rgba(255, 255, 255, 0));
+                    linear-gradient(rgba(255, 255, 255, 0.5), rgba(255, 255, 255, 0));
   background-position: 50% 50%;
   background-repeat: no-repeat;
   border-radius: 3px;
@@ -776,7 +776,7 @@
 
 #detail-screenshot[loading="error"] {
   background-image: url("chrome://global/skin/media/error.png"),
-                    -moz-linear-gradient(rgba(255, 255, 255, 0.5), rgba(255, 255, 255, 0));
+                    linear-gradient(rgba(255, 255, 255, 0.5), rgba(255, 255, 255, 0));
 }
 
 #detail-desc-container {
@@ -822,8 +822,8 @@
   border-radius: 3px;
   list-style-image: url("chrome://mozapps/skin/extensions/heart.png");
   background-color: #2F73EF;
-  background-image: -moz-linear-gradient(rgba(251, 252, 253, 0.70), rgba(246, 247, 248, 0.27) 49%, 
-                                         rgba(231, 232, 233, 0.25) 51%, rgba(225, 226, 229, 0.1));
+  background-image: linear-gradient(rgba(251, 252, 253, 0.70), rgba(246, 247, 248, 0.27) 49%, 
+                                    rgba(231, 232, 233, 0.25) 51%, rgba(225, 226, 229, 0.1));
 }
 
 #detail-contrib-btn .button-box {
@@ -881,8 +881,8 @@ setting {
 }
 
 #detail-view[active="false"]:not([pending]):not([notification]) {
-  background-image: -moz-linear-gradient(rgba(135, 135, 135, 0.1),
-                                         rgba(135, 135, 135, 0));
+  background-image: linear-gradient(rgba(135, 135, 135, 0.1),
+                                    rgba(135, 135, 135, 0));
 }
 
 setting[first-row="true"] {
@@ -952,8 +952,8 @@ menulist { /* Fixes some styling inconsistencies */
 
 .download-progress {
   background-color: rgba(151,152,153,.05);
-  background-image: -moz-linear-gradient(rgba(251, 252, 253, 0.95), rgba(246, 247, 248, 0.47) 49%, 
-                                         rgba(231, 232, 233, 0.45) 51%, rgba(225, 226, 229, 0.3));
+  background-image: linear-gradient(rgba(251, 252, 253, 0.95), rgba(246, 247, 248, 0.47) 49%, 
+                                    rgba(231, 232, 233, 0.45) 51%, rgba(225, 226, 229, 0.3));
   background-clip: padding-box;
   border-radius: 3px;
   border: 1px solid;
@@ -978,7 +978,7 @@ menulist { /* Fixes some styling inconsistencies */
 .download-progress[mode="undetermined"] .end-cap,
 .download-progress .progress .progress-bar {
   -moz-appearance: none;
-  background-image: -moz-linear-gradient(#92DDA0, #6FC483 49%, #5EB272 51%, #80CE91);
+  background-image: linear-gradient(#92DDA0, #6FC483 49%, #5EB272 51%, #80CE91);
   margin-top: -1px;
   margin-bottom: -1px;
   border: 1px solid;
@@ -1135,8 +1135,8 @@ button.button-link:not([disabled="true"]):active:hover {
   padding: 1px 3px;
   color: #444;
   text-shadow: 0 0 3px white;
-  background: -moz-linear-gradient(rgba(251, 252, 253, 0.95), rgba(246, 247, 248, 0) 49%, 
-                                   rgba(211, 212, 213, 0.45) 51%, rgba(225, 226, 229, 0.3));
+  background: linear-gradient(rgba(251, 252, 253, 0.95), rgba(246, 247, 248, 0) 49%, 
+                              rgba(211, 212, 213, 0.45) 51%, rgba(225, 226, 229, 0.3));
   background-clip: padding-box;
   border-radius: 2.5px;
   border: 1px solid rgba(31, 64, 100, 0.4);
diff --git a/toolkit/themes/windows/mozapps/extensions/selectAddons.css b/toolkit/themes/windows/mozapps/extensions/selectAddons.css
index 22136ec46552..6f836d44e6ea 100644
--- a/toolkit/themes/windows/mozapps/extensions/selectAddons.css
+++ b/toolkit/themes/windows/mozapps/extensions/selectAddons.css
@@ -71,7 +71,7 @@
 #select-header .select-icon,
 #select-header .select-name,
 #select-header .select-action {
-  background-image: -moz-linear-gradient(top, #D6E5F5 0%, Window 100%);
+  background-image: linear-gradient(#D6E5F5 0%, Window 100%);
   background-size: 1px 100%;
   background-position: right;
   background-repeat: no-repeat;