mac: Fix bug where exiting tab fullscreen would cause Chrome menubar to disappear.

chrome/browser/ui/fullscreen/fullscreen_controller_state_unittest.cc

 // 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.
 
 #include "base/command_line.h"
 #include "build/build_config.h"
 #include "chrome/browser/ui/browser.h"
 #include "chrome/browser/ui/browser_tabstrip.h"
 #include "chrome/browser/ui/fullscreen/fullscreen_controller.h"
 #include "chrome/browser/ui/fullscreen/fullscreen_controller_state_test.h"
@@ skipping 32 matching lines @@
                                FullscreenExitBubbleType type) override;
   virtual void ExitFullscreen() override;
   virtual bool ShouldHideUIForFullscreen() const override;
   virtual bool IsFullscreen() const override;
 #if defined(OS_WIN)
   virtual void SetMetroSnapMode(bool enable) override;
   virtual bool IsInMetroSnapMode() const override;
 #endif
 #if defined(OS_MACOSX)
   virtual void EnterFullscreenWithChrome() override;
+  virtual void EnterFullscreenWithoutChrome() override;
   virtual bool IsFullscreenWithChrome() override;
   virtual bool IsFullscreenWithoutChrome() override;
 #endif
 
   static const char* GetWindowStateString(WindowState state);
   WindowState state() const { return state_; }
   void set_browser(Browser* browser) { browser_ = browser; }
 
   // Simulates the window changing state.
   void ChangeWindowFullscreenState();
@@ skipping 57 matching lines @@
 bool FullscreenControllerTestWindow::IsInMetroSnapMode() const {
   return state_ == METRO_SNAP;
 }
 #endif
 
 #if defined(OS_MACOSX)
 void FullscreenControllerTestWindow::EnterFullscreenWithChrome() {
   EnterFullscreen(true);
 }
 
+void FullscreenControllerTestWindow::EnterFullscreenWithoutChrome() {
+  EnterFullscreen(false);
+}
+
 bool FullscreenControllerTestWindow::IsFullscreenWithChrome() {
   return IsFullscreen() && mac_with_chrome_mode_;
 }
 
 bool FullscreenControllerTestWindow::IsFullscreenWithoutChrome() {
   return IsFullscreen() && !mac_with_chrome_mode_;
 }
 #endif
 
 // static
@@ skipping 642 matching lines @@
   EXPECT_FALSE(browser()->window()->IsFullscreen());
   EXPECT_FALSE(wc_delegate->IsFullscreenForTabOrPending(tab));
   EXPECT_FALSE(second_wc_delegate->IsFullscreenForTabOrPending(tab));
   EXPECT_FALSE(GetFullscreenController()->IsWindowFullscreenForTabOrPending());
   EXPECT_FALSE(second_browser->fullscreen_controller()->
                    IsWindowFullscreenForTabOrPending());
 
   // Required tear-down specific to this test.
   second_browser->tab_strip_model()->CloseAllTabs();
 }