Remove webkit prefixes for CSS Animation in chrome/ styles

chrome/browser/resources/print_preview/print_preview.css

 /* Copyright (c) 2012 The Chromium Authors. All rights reserved.
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file. */
 
 html {
   height: 100%;
   overflow: hidden;
 }
 
 body {
@@ skipping 141 matching lines @@
   display: block;
   font-size: 0.9em;
   font-weight: bold;
   height: 0;
   line-height: 10px;
   margin: 0;
   overflow: hidden;
 }
 
 span.hint.visible {
-  -webkit-animation-duration: 200ms;
-  -webkit-animation-fill-mode: forwards;
   -webkit-user-select: text;
+  animation-duration: 200ms;
+  animation-fill-mode: forwards;
   color: rgb(140, 20, 20);
   height: auto;
   margin-bottom: -5px;
   margin-top: 5px;
   padding-bottom: 5px;
 }
 
 span.hint.closing {
   -webkit-transition: margin 150ms, height 150ms, opacity 150ms;
   background: transparent;
   height: 0 !important;
   margin: 0;
   opacity: 0;
 }
 
 .collapsible {
   height: 0;
   position: relative;
 }
 
 .collapsible.visible {
-  -webkit-animation-duration: 200ms;
-  -webkit-animation-fill-mode: forwards;
+  animation-duration: 200ms;
+  animation-fill-mode: forwards;
   height: auto;
 }
 
 .collapsible.closing {
   -webkit-transition: margin 150ms, height 150ms, opacity 150ms;
   height: 0 !important;
   opacity: 0;
   overflow: hidden;
 }
 
@@ skipping 17 matching lines @@
 .extra {
   background: white;
   height: 0;
   opacity: 0;
   padding-top: 0;
   position: absolute;
   visibility: hidden;
 }
 
 .visible .extra {
-  -webkit-animation-duration: 200ms;
-  -webkit-animation-fill-mode: forwards;
+  animation-duration: 200ms;
+  animation-fill-mode: forwards;
   height: auto;
   opacity: 1;
   overflow: hidden;
   padding-bottom: 0;
   position: static;
   visibility: visible;
 }
 
 .closing .extra {
   -webkit-transition: padding-top 100ms, height 100ms, opacity 200ms,
       background 300ms;
   height: 0 !important;
   opacity: 0;
   overflow: hidden;
   padding-top: 0;
   position: static;
   visibility: visible;
 }
 
 /* Individual settings sections  */
 
 /* TODO(estade): this should be in a shared location but I'm afraid of the
  * damage it could do. */
 [hidden] {
   display: none !important;
 }
 
-@-webkit-keyframes dancing-dots-jump {
+@keyframes dancing-dots-jump {
   0% { top: 0; }
   55% { top: 0; }
   60% { top: -10px; }
   80% { top: 3px; }
   90% { top: -2px; }
   95% { top: 1px; }
   100% { top: 0; }
 }
 
 span.jumping-dots > span {
-  -webkit-animation: dancing-dots-jump 1800ms infinite;
+  animation: dancing-dots-jump 1800ms infinite;
   padding: 1px;
   position: relative;
 }
 
 span.jumping-dots > span:nth-child(2) {
-  -webkit-animation-delay: 100ms;
+  animation-delay: 100ms;
 }
 
 span.jumping-dots > span:nth-child(3) {
-  -webkit-animation-delay: 300ms;
+  animation-delay: 300ms;
 }
 
 #print-header .button-strip {
   -webkit-box-orient: horizontal;
   -webkit-box-pack: end;
   display: -webkit-box;
 }
 
 #print-header .button-strip button {
   -webkit-margin-start: 9px;
@@ skipping 29 matching lines @@
 :enabled:focus:-webkit-any(input[type='checkbox'],
                            input[type='radio'],
                            button) {
   /* Cancel border-color for :focus specified in widgets.css. */
   border-color: rgba(0,0,0,0.25);
 }
 
 html:not(.focus-outline-visible) [is='action-link']:focus {
   outline: none;
 }