Reduce usage of webkit CSS prefixes in chrome/browser/resources

chrome/browser/resources/ntp4/tile_page.css

Index: chrome/browser/resources/ntp4/tile_page.css
diff --git a/chrome/browser/resources/ntp4/tile_page.css b/chrome/browser/resources/ntp4/tile_page.css
index 52fd059e1f9d1f70b541360728f7e65717119712..786ef7c4dcf4e232fb4c6011e08d50478968be84 100644
--- a/chrome/browser/resources/ntp4/tile_page.css
+++ b/chrome/browser/resources/ntp4/tile_page.css
@@ -93,30 +93,30 @@
 }
 
 .tile.drag-representation {
-  -webkit-transition: opacity 200ms;
   pointer-events: none;
   position: fixed;
+  transition: opacity 200ms;
   z-index: 3;
 }
 
 .tile.drag-representation.placing > * {
-  -webkit-transition: -webkit-transform 200ms;
+  transition: transform 200ms;
 }
 
 /* When a drag finishes while we're not showing the page where the tile
  * belongs, the tile shrinks to a dot. */
 .tile.drag-representation.dropped-on-other-page > * {
-   -webkit-transform: scale(0) rotate(0);
+   transform: scale(0) rotate(0);
 }
 
 .tile.drag-representation.deleting > * {
-  -webkit-transform: scale(0) rotate(360deg);
-  -webkit-transition: -webkit-transform 600ms;
+  transform: scale(0) rotate(360deg);
+  transition: transform 600ms;
 }
 
 .animating-tile-page .tile,
 .tile.drag-representation.placing {
-  -webkit-transition: left 200ms, right 200ms, top 200ms;
+  transition: left 200ms, right 200ms, top 200ms;
 }
 
 .hovering-on-trash {
@@ -124,58 +124,58 @@
 }
 
 .animating-tile-page .top-margin {
-  -webkit-transition: margin-bottom 200ms;
+  transition: margin-bottom 200ms;
 }
 
-@-webkit-keyframes bounce {
+@keyframes bounce {
   0% {
-    -webkit-transform: scale(0, 0);
+    transform: scale(0, 0);
   }
 
   60% {
-    -webkit-transform: scale(1.2, 1.2);
+    transform: scale(1.2, 1.2);
   }
 
   100% {
-    -webkit-transform: scale(1, 1);
+    transform: scale(1, 1);
   }
 }
 
 .tile > .new-tile-contents {
-  -webkit-animation: bounce 500ms ease-in-out;
+  animation: bounce 500ms ease-in-out;
 }
 
-@-webkit-keyframes blipout {
+@keyframes blipout {
   0% {
-    -webkit-transform: scale(1, 1);
+    transform: scale(1, 1);
   }
 
   60% {
-    -webkit-animation-timing-function: ease-in;
-    -webkit-transform: scale(1.3, 0.02);
+    animation-timing-function: ease-in;
     opacity: 1;
+    transform: scale(1.3, 0.02);
   }
 
   90% {
-    -webkit-transform: scale(0.3, 0.02);
     opacity: 0.7;
+    transform: scale(0.3, 0.02);
   }
 
   100% {
-    -webkit-animation-timing-function: linear;
-    -webkit-transform: scale(0.3, 0.02);
+    animation-timing-function: linear;
     opacity: 0;
+    transform: scale(0.3, 0.02);
   }
 }
 
 .tile > .removing-tile-contents {
-  -webkit-animation: blipout 300ms;
-  -webkit-animation-fill-mode: forwards;
+  animation: blipout 300ms;
+  animation-fill-mode: forwards;
   pointer-events: none;
 }
 
 .tile-page:not(.selected-card) * {
-  -webkit-transition: none !important;
+  transition: none !important;
 }
 
 /** Scrollbars ****************************************************************/