Move chrome.appWindow to chrome.app.window.

chrome/common/extensions/api/app_window.idl

 // 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.
 
 // File-level comment to appease parser. Eventually this will not be necessary.
 
-[nodoc] namespace appWindow {
+[nodoc] namespace app.window {
   dictionary CreateWindowOptions {
     // Width of the window.
     long? width;
 
     // Height of the window.
     long? height;
 
     long? left;
     long? top;
 
     long? minWidth;
     long? minHeight;
     long? maxWidth;
     long? maxHeight;
 
     // Window type: 'panel' or 'shell' (defaults to 'shell')
     DOMString? type;
 
     // Frame type: 'none' or 'chrome' (defaults to 'chrome')
     DOMString? frame;
   };
 
-  callback CreateWindowCallback = void (long view_id);
+  callback CreateWindowCallback =
+      void ([instanceOf=global] object created_window);
 
   interface Functions {
     static void create(DOMString url,
                        optional CreateWindowOptions options,
                        optional CreateWindowCallback callback);
 
     static void focus();
     static void maximize();
     static void minimize();
     static void restore();
     [nocompile] static void moveTo(long x, long y);
     [nocompile] static void resizeTo(long width, long height);
   };
 };