[Mac] Don't pre-emptively update the profile name in the avatar bubble after an update.

chrome/browser/ui/cocoa/profiles/profile_chooser_controller.mm

 // Copyright 2014 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 <Cocoa/Cocoa.h>
 
 #import "chrome/browser/ui/cocoa/profiles/profile_chooser_controller.h"
 
 #include "base/mac/bundle_locations.h"
 #include "base/prefs/pref_service.h"
@@ skipping 663 matching lines @@
 - (void)saveProfileName:(id)sender {
   base::string16 newProfileName =
       base::SysNSStringToUTF16([profileNameTextField_ stringValue]);
 
   // Empty profile names are not allowed, and are treated as a cancel.
   base::TrimWhitespace(newProfileName, base::TRIM_ALL, &newProfileName);
   if (!newProfileName.empty()) {
     profiles::UpdateProfileName(profile_, newProfileName);
     [controller_
         postActionPerformed:ProfileMetrics::PROFILE_DESKTOP_MENU_EDIT_NAME];
-    [self setTitle:base::SysUTF16ToNSString(newProfileName)];
   } else {
     // Since the text is empty and not allowed, revert it from the textbox.
     [profileNameTextField_ setStringValue:[self title]];
   }
   [profileNameTextField_ setHidden:YES];
 }
 
 - (void)showEditableView:(id)sender {
   [profileNameTextField_ setHidden:NO];
   [[self window] makeFirstResponder:profileNameTextField_];
@@ skipping 1509 matching lines @@
 }
 
 - (bool)shouldShowGoIncognito {
   bool incognitoAvailable =
       IncognitoModePrefs::GetAvailability(browser_->profile()->GetPrefs()) !=
           IncognitoModePrefs::DISABLED;
   return incognitoAvailable && !browser_->profile()->IsGuestSession();
 }
 
 @end