Replace -webkit-transform with transform in Chrome UI

ui/file_manager/video_player/css/media_controls.css

Index: ui/file_manager/video_player/css/media_controls.css
diff --git a/ui/file_manager/video_player/css/media_controls.css b/ui/file_manager/video_player/css/media_controls.css
index fd1acfd6ed9bc996811b8d90e0b12b840a7a2451..f2bd382f932f6c78b814b4f1e586799054063154 100644
--- a/ui/file_manager/video_player/css/media_controls.css
+++ b/ui/file_manager/video_player/css/media_controls.css
@@ -240,26 +240,26 @@ paper-slider.volume {
     opacity: 1;
   }
   to {
-    -webkit-transform: scale(3);
+    transform: scale(3);
     opacity: 0;
   }
 }
 
 @-webkit-keyframes text-banner-blowup {
   from {
-    -webkit-transform: scale(0.5);
+    transform: scale(0.5);
     opacity: 0;
   }
   20% {
-    -webkit-transform: scale(1);
+    transform: scale(1);
     opacity: 0.75;
   }
   80% {
-    -webkit-transform: scale(1);
+    transform: scale(1);
     opacity: 0.75;
   }
   to {
-    -webkit-transform: scale(3);
+    transform: scale(3);
     opacity: 0;
   }
 }