Bug 1549293 - Add context fill to info-page title background images and about:config preference lock icon r=dao

Differential Revision: https://phabricator.services.mozilla.com/D29991

--HG--
extra : moz-landing-system : lando

browser/components/aboutconfig/content/aboutconfig.css

@@ -24,7 +24,6 @@ body.config-warning {
 
 .title {
   background-image: url("chrome://global/skin/icons/warning.svg");
-  -moz-context-properties: fill;
   fill: #fcd100;
 }
 
@@ -97,6 +96,8 @@ body.config-warning {
   background-repeat: no-repeat;
   background-position: 9px center;
   background-size: 16px 16px;
+  -moz-context-properties: fill;
+  fill: currentColor;
 }
 
 #prefs > tr.locked:dir(rtl) {

browser/themes/shared/blockedSite.css

@@ -14,8 +14,6 @@ body {
 
 .title {
   background-image: url("chrome://global/skin/icons/blocked.svg");
-  fill: currentColor;
-  -moz-context-properties: fill;
 }
 
 .title-text {

toolkit/themes/shared/config.css

@@ -12,7 +12,6 @@
 
 .title {
   background-image: url("chrome://global/skin/icons/warning.svg");
-  -moz-context-properties: fill;
   fill: #fcd100;
 }
 

toolkit/themes/shared/in-content/info-pages.inc.css

@@ -45,6 +45,8 @@ body.wide-container {
   margin-inline-start: -2.3em;
   padding-inline-start: 2.3em;
   font-size: 2.2em;
+  -moz-context-properties: fill;
+  fill: currentColor;
 }
 
 .title:-moz-locale-dir(rtl),