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

chrome/browser/resources/print_preview/print_preview.css

Index: chrome/browser/resources/print_preview/print_preview.css
diff --git a/chrome/browser/resources/print_preview/print_preview.css b/chrome/browser/resources/print_preview/print_preview.css
index 8e2e04965f2c74a39a4a62541db886da99ffa8bd..982b9ff4bbbc5dac03b6cb210bc2d90e195f59f5 100644
--- a/chrome/browser/resources/print_preview/print_preview.css
+++ b/chrome/browser/resources/print_preview/print_preview.css
@@ -101,9 +101,9 @@ header {
 
 .two-column:not(.visible) .left-column,
 .two-column:not(.visible) .right-column {
-  -webkit-transition: padding-bottom 150ms, padding-top 150ms;
   padding-bottom: 0;
   padding-top: 0;
+  transition: padding-bottom 150ms, padding-top 150ms;
 }
 
 .two-column:not(.visible) select {
@@ -147,7 +147,6 @@ button.loading {
 }
 
 span.hint {
-  -webkit-transition: color 200ms;
   background: white;
   display: block;
   font-size: 0.9em;
@@ -156,12 +155,13 @@ span.hint {
   line-height: 10px;
   margin: 0;
   overflow: hidden;
+  transition: color 200ms;
 }
 
 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;
@@ -170,11 +170,11 @@ span.hint.visible {
 }
 
 span.hint.closing {
-  -webkit-transition: margin 150ms, height 150ms, opacity 150ms;
   background: transparent;
   height: 0 !important;
   margin: 0;
   opacity: 0;
+  transition: margin 150ms, height 150ms, opacity 150ms;
 }
 
 .collapsible {
@@ -183,16 +183,16 @@ span.hint.closing {
 }
 
 .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;
+  transition: margin 150ms, height 150ms, opacity 150ms;
 }
 
 .collapsible.closing > * {
@@ -222,8 +222,8 @@ label {
 }
 
 .visible .extra {
-  -webkit-animation-duration: 200ms;
-  -webkit-animation-fill-mode: forwards;
+  animation-duration: 200ms;
+  animation-fill-mode: forwards;
   height: auto;
   opacity: 1;
   overflow: hidden;
@@ -233,13 +233,12 @@ label {
 }
 
 .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;
+  transition: padding-top 100ms, height 100ms, opacity 200ms, background 300ms;
   visibility: visible;
 }
 
@@ -251,7 +250,7 @@ label {
   display: none !important;
 }
 
-@-webkit-keyframes dancing-dots-jump {
+@keyframes dancing-dots-jump {
   0% { top: 0; }
   55% { top: 0; }
   60% { top: -10px; }
@@ -262,17 +261,17 @@ label {
 }
 
 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 {