[Refactor] Move the non-browser specific logic of ImmersiveModeControllerAsh into ash part 2

chrome/browser/ui/views/frame/browser_view.h

Index: chrome/browser/ui/views/frame/browser_view.h
diff --git a/chrome/browser/ui/views/frame/browser_view.h b/chrome/browser/ui/views/frame/browser_view.h
index 39fdf085f4865c9220fee2e0c218747d20a4610c..a2241faa99eccb41998ad8d292e6320bc222ab50 100644
--- a/chrome/browser/ui/views/frame/browser_view.h
+++ b/chrome/browser/ui/views/frame/browser_view.h
@@ -92,7 +92,6 @@ class BrowserView : public BrowserWindow,
                     public views::WidgetDelegate,
                     public views::WidgetObserver,
                     public views::ClientView,
-                    public ImmersiveModeController::Delegate,
                     public InfoBarContainer::Delegate,
                     public views::SingleSplitViewListener,
                     public gfx::SysColorChangeListener,
@@ -252,6 +251,11 @@ class BrowserView : public BrowserWindow,
     return window_switcher_button_;
   }
 
+  // Called after the widget's fullscreen state is changed without going through
+  // FullscreenController. This method does any processing which was skipped.
+  // Only exiting fullscreen in this way is currently supported.
+  void FullscreenStateChanged();
+
   // Called from BookmarkBarView/DownloadShelfView during their show/hide
   // animations.
   void ToolbarSizeChanged(bool is_animating);
@@ -427,12 +431,6 @@ class BrowserView : public BrowserWindow,
   virtual int NonClientHitTest(const gfx::Point& point) OVERRIDE;
   virtual gfx::Size GetMinimumSize() OVERRIDE;
 
-  // ImmersiveModeController::Delegate overrides:
-  virtual FullscreenController* GetFullscreenController() OVERRIDE;
-  virtual void FullscreenStateChanged() OVERRIDE;
-  virtual void SetImmersiveStyle(bool immersive) OVERRIDE;
-  virtual content::WebContents* GetWebContents() OVERRIDE;
-
   // InfoBarContainer::Delegate overrides
   virtual SkColor GetInfoBarSeparatorColor() const OVERRIDE;
   virtual void InfoBarContainerStateChanged(bool is_animating) OVERRIDE;