Add background_tile_view for tiling an image as UI background (about box need...

chrome/browser/app_controller_mac.mm

 // Copyright (c) 2009 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.
 
 #import "chrome/browser/app_controller_mac.h"
 
 #include "app/l10n_util.h"
 #include "base/command_line.h"
 #include "base/mac_util.h"
 #include "base/message_loop.h"
@@ skipping 610 matching lines @@
 // window controller.
 - (void)aboutWindowClosed:(NSNotification*)notify {
   [[NSNotificationCenter defaultCenter]
     removeObserver:self
               name:kUserClosedAboutNotification
             object:aboutController_.get()];
   aboutController_.reset(NULL);
 }
 
 - (IBAction)orderFrontStandardAboutPanel:(id)sender {
-#if !defined(GOOGLE_CHROME_BUILD)
-  // If not branded behave like a generic Cocoa app.
-  [NSApp orderFrontStandardAboutPanel:sender];
-#else
   // Otherwise bring up our special dialog (e.g. with an auto-update button).
   if (!aboutController_) {
     aboutController_.reset([[AboutWindowController alloc]
                              initWithWindowNibName:@"About"]);
     if (!aboutController_) {
       // If we get here something is wacky.  I managed to do it when
       // testing by explicitly forcing an auto-update to an older
       // version then trying to open the about box again (missing
       // nib).  This shouldn't be possible in general but let's try
       // hard to not do nothing.
       [NSApp orderFrontStandardAboutPanel:sender];
       return;
     }
     // Watch for a notification of when it goes away so that we can destroy
     // the controller.
     [[NSNotificationCenter defaultCenter]
         addObserver:self
            selector:@selector(aboutWindowClosed:)
                name:kUserClosedAboutNotification
              object:aboutController_.get()];
   }
   if (![[aboutController_ window] isVisible])
     [[aboutController_ window] center];
   [aboutController_ showWindow:self];
-#endif
 }
 
 @end