RTL HTML/CSS clean-up with -webkit-foo-{start,end}...

chrome/browser/resources/downloads.html

Index: chrome/browser/resources/downloads.html
===================================================================
--- chrome/browser/resources/downloads.html	(revision 66526)
+++ chrome/browser/resources/downloads.html	(working copy)
@@ -23,18 +23,13 @@
 .header .form {
   float: left;
   margin-top: 22px;
-  margin-left: 12px;
+  -webkit-margin-start: 12px;
 }
 
-html[dir=rtl] .logo {
+html[dir=rtl] .logo, html[dir=rtl] .form {
   float: right;
 }
 
-html[dir=rtl] .form {
-  float: right;
-  margin-right: 12px;
-}
-
 #downloads-summary {
   margin-top: 12px;
   border-top: 1px solid #9cc2ef;
@@ -62,18 +57,11 @@
 .download {
   position: relative;
   margin-top: 6px;
-  margin-left: 114px;
-  padding-left: 56px;
+  -webkit-margin-start: 114px;
+  -webkit-padding-start: 56px;
   margin-bottom: 15px;
 }
 
-html[dir=rtl] .download {
-  padding-left: 0px;
-  margin-left: 0px;
-  margin-right: 114px;
-  padding-right: 56px;
-}
-
 .date-container {
   position: absolute;
   left: -110px;
@@ -146,16 +134,11 @@
 
 .name {
   display: none;
-  padding-right: 16px;
+  -webkit-padding-end: 16px;
   max-width: 450px;
   word-break: break-all;
 }
 
-html[dir=rtl] .name {
-  padding-right: 0px;
-  padding-left: 16px;
-}
-
 .download .status {
   display: inline;
   color: #999;