ntp4: some appearance fixes

chrome/browser/resources/ntp4/apps_page.css

 /* Copyright (c) 2011 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.
  */
 
 .app {
   position: absolute;
   text-align: center;
   -webkit-transition: -webkit-transform 0.1s;
 }
 
-.app:active,
+.app:active:not(.right-mouse-down),
 .dragging .app,
 .drag-representation .app {
   /* Don't animate the initial scaling.  */
   -webkit-transition-duration: 0;
   -webkit-transform: scale(1.1);
 }
 
+/* Active gets applied right before .right-mouse-down, so to avoid flicker
+ * we need to make the scale go back to normal without an animation. */
+.app.right-mouse-down {
+  -webkit-transition-duration: 0;
+}
+
 .app-contents > span {
   cursor: pointer;
   display: block;
   overflow: hidden;
   text-decoration: none;
   text-overflow: ellipsis;
   white-space: nowrap;
 }
 
 .app-img-container {
@@ skipping 88 matching lines @@
   color: #fff !important;
   display: inline-block;
   font-size: 1.3em;
   font-weight: bold;
   padding: 2px 10px;
   text-align: center;
   text-decoration: none;
   white-space: nowrap;
   -webkit-border-image: url('../ntp/g-button-chocobo.png') 6 10 12 6;
 }