diff --git a/browser/base/content/tabview/items.js b/browser/base/content/tabview/items.js
index 156ab3e8d735..17cb279fc38b 100644
--- a/browser/base/content/tabview/items.js
+++ b/browser/base/content/tabview/items.js
@@ -867,7 +867,7 @@ let Items = {
   getTopLevelItems: function Items_getTopLevelItems() {
     var items = [];
 
-    iQ('.tab, .groupItem, .info-item').each(function(elem) {
+    iQ('.tab, .groupItem').each(function(elem) {
       var $this = iQ(elem);
       var item = $this.data('item');
       if (item && !item.parent && !$this.hasClass('phantom'))
diff --git a/browser/base/content/tabview/tabview.css b/browser/base/content/tabview/tabview.css
index 77480287ab8a..f61b6c9c124d 100644
--- a/browser/base/content/tabview/tabview.css
+++ b/browser/base/content/tabview/tabview.css
@@ -132,10 +132,6 @@ input.name:focus {
   position: absolute;
 }
 
-.info-item {
-  position: absolute;
-}
-
 /* Trenches
 ----------------------------------*/
 
diff --git a/browser/themes/gnomestripe/browser/tabview/tabview.css b/browser/themes/gnomestripe/browser/tabview/tabview.css
index 6d52a1931d87..ffc18a654217 100644
--- a/browser/themes/gnomestripe/browser/tabview/tabview.css
+++ b/browser/themes/gnomestripe/browser/tabview/tabview.css
@@ -332,30 +332,6 @@ html[dir=rtl] .undo .close {
   opacity: 1.0;
 }
 
-
-/* InfoItems
-----------------------------------*/
-
-.info-item {
-  cursor: move;
-  border: 1px solid rgba(230,230,230,1);
-  background-color: rgba(248,248,248,1);
-  border-radius: 0.4em;
-  box-shadow:
-    inset rgba(255, 255, 255, 0.6) 0 0 0 2px,
-    rgba(0,0,0, .2) 1px 1px 3px;
-}
-
-html[dir=rtl] .info-item {
-  box-shadow:
-    inset rgba(255, 255, 255, 0.6) 0 0 0 2px,
-    rgba(0,0,0, .2) -1px 1px 3px;
-}
-
-.intro {
-  margin: 10px;
-}
-
 /* Trenches
 ----------------------------------*/
 
diff --git a/browser/themes/pinstripe/browser/tabview/tabview.css b/browser/themes/pinstripe/browser/tabview/tabview.css
index 7e221b8e3bbd..35ce0e689fd9 100644
--- a/browser/themes/pinstripe/browser/tabview/tabview.css
+++ b/browser/themes/pinstripe/browser/tabview/tabview.css
@@ -324,29 +324,6 @@ html[dir=rtl] .undo .close {
   opacity: 1.0;
 }
 
-/* InfoItems
-----------------------------------*/
-
-.info-item {
-  cursor: move;
-  border: 1px solid rgba(230,230,230,1);
-  background-color: rgba(248,248,248,1);
-  border-radius: 0.4em;
-  box-shadow:
-    inset rgba(255, 255, 255, 0.6) 0 0 0 2px,
-    rgba(0,0,0, .2) 1px 1px 3px;
-}
-
-html[dir=rtl] .info-item {
-  box-shadow:
-    inset rgba(255, 255, 255, 0.6) 0 0 0 2px,
-    rgba(0,0,0, .2) -1px 1px 3px;
-}
-
-.intro {
-  margin: 10px;
-}
-
 /* Trenches
 ----------------------------------*/
 
diff --git a/browser/themes/winstripe/browser/tabview/tabview.css b/browser/themes/winstripe/browser/tabview/tabview.css
index cff40ed8ffa1..b7d94d77e8df 100644
--- a/browser/themes/winstripe/browser/tabview/tabview.css
+++ b/browser/themes/winstripe/browser/tabview/tabview.css
@@ -347,29 +347,6 @@ html[dir=rtl] .undo .close {
   opacity: 1.0;
 }
 
-/* InfoItems
-----------------------------------*/
-
-.info-item {
-  cursor: move;
-  border: 1px solid rgba(230,230,230,1);
-  background-color: rgba(248,248,248,1);
-  border-radius: 0.4em;
-  box-shadow:
-    inset rgba(255, 255, 255, 0.6) 0 0 0 2px,
-    rgba(0,0,0, .2) 1px 1px 3px;
-}
-
-.info-item {
-  box-shadow:
-    inset rgba(255, 255, 255, 0.6) 0 0 0 2px,
-    rgba(0,0,0, .2) -1px 1px 3px;
-}
-
-.intro {
-  margin: 10px;
-}
-
 /* Trenches
 ----------------------------------*/