Merge r33241 to the 249 branch....

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_mac.h"
 #include "base/command_line.h"
 #include "base/mac_util.h"
 #include "base/message_loop.h"
@@ skipping 729 matching lines @@
 
     // 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];
 }
 
 // Explicitly bring to the foreground when creating new windows from the dock.
 - (void)newWindowFromDock:(id)sender {
   [NSApp activateIgnoringOtherApps:YES];
   [self commandDispatch:sender];
 }
 
 - (NSMenu*)applicationDockMenu:(id)sender {
@@ skipping 30 matching lines @@
   [appController showPreferencesWindow:nil page:page profile:profile];
 }
 
 namespace app_controller_mac {
 
 bool IsOpeningNewWindow() {
   return g_is_opening_new_window;
 }
 
 }  // namespace app_controller_mac