Preference for Presentation Mode/Fullscreen Toolbar

chrome/browser/ui/cocoa/browser_window_controller_private.mm

 // 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.
 
 #import "chrome/browser/ui/cocoa/browser_window_controller_private.h"
 
 #include <cmath>
 
 #import "base/auto_reset.h"
 #include "base/command_line.h"
@@ skipping 764 matching lines @@
   }
 }
 
 - (void)windowDidExitFullScreen:(NSNotification*)notification {
   DCHECK(exitingAppKitFullscreen_);
 
   if (notification)  // For System Fullscreen when non-nil.
     [self deregisterForContentViewResizeNotifications];
 
   browser_->WindowFullscreenStateChanged();
+  [self.chromeContentView setAutoresizesSubviews:YES];
 
   [self resetCustomAppKitFullscreenVariables];
 
   // Ensure that the window is layout properly.
   [self layoutSubviews];
 }
 
 - (void)windowDidFailToEnterFullScreen:(NSWindow*)window {
   [self deregisterForContentViewResizeNotifications];
   [self resetCustomAppKitFullscreenVariables];
@@ skipping 435 matching lines @@
   return nil;
 }
 
 - (BOOL)isFullscreenForTabContent {
   return browser_->exclusive_access_manager()
                  ->fullscreen_controller()
                  ->IsWindowFullscreenForTabOrPending();
 }
 
 @end  // @implementation BrowserWindowController(Private)