Implementing full screen mode for video player in Chrome OS File Browser.

chrome/browser/resources/file_manager/js/image_editor/gallery.css

 /*
- * Copyright (c) 2011 The Chromium Authors. All rights reserved.
+ * 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.
  */
 
 body {
   margin: 0;
   -webkit-user-select: none;
   font-family: Open Sans,Droid Sans Fallback,sans-serif;
   font-size: 84%;
 }
 
 .gallery {
   background: black;
   position: absolute;
-  width: 100%;
-  height: 100%;
+  left: 0;
+  right: 0;
+  top: 0;
+  bottom: 0;
   overflow: hidden;
 }
 
 /* Close button */
 .gallery > .close {
   position: absolute;
   right: 5px;
   top: 5px;
   cursor: pointer;
   z-index: 200;
@@ skipping 734 matching lines @@
 }
 
 .gallery[video] .toolbar .media-controls {
   display: -webkit-box;
 }
 
 .gallery[video] > .toolbar .button.edit,
 .gallery[video] > .toolbar .ribbon {
   display: none;
 }