Refactor: Untangle Mac's ExclusiveAccessContext from BrowserWindow

chrome/browser/ui/cocoa/applescript/window_applescript.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/applescript/window_applescript.h"
 
 #include "base/logging.h"
 #import "base/mac/scoped_nsobject.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/time/time.h"
@@ skipping 243 matching lines @@
   AppleScript::LogAppleScriptUMA(AppleScript::AppleScriptCommand::WINDOW_CLOSE);
 
   // window() can be NULL during startup.
   if (browser_->window())
     browser_->window()->Close();
 }
 
 - (NSNumber*)presenting {
   BOOL presentingValue = browser_->window() &&
                          browser_->window()->IsFullscreen() &&
-                         !browser_->window()->IsFullscreenWithToolbar();
+                         !browser_->window()
+                              ->GetExclusiveAccessContext()
+                              ->IsFullscreenWithToolbar();
   return [NSNumber numberWithBool:presentingValue];
 }
 
 - (void)handlesEnterPresentationMode:(NSScriptCommand*)command {
   AppleScript::LogAppleScriptUMA(
       AppleScript::AppleScriptCommand::WINDOW_ENTER_PRESENTATION_MODE);
   browser_->exclusive_access_manager()->context()->EnterFullscreen(
       GURL(), EXCLUSIVE_ACCESS_BUBBLE_TYPE_FULLSCREEN_EXIT_INSTRUCTION, false);
 }
 
 - (void)handlesExitPresentationMode:(NSScriptCommand*)command {
   AppleScript::LogAppleScriptUMA(
       AppleScript::AppleScriptCommand::WINDOW_EXIT_PRESENTATION_MODE);
   browser_->exclusive_access_manager()->context()->ExitFullscreen();
 }
 
 @end