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

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

 // Copyright 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.
 
 #ifndef CHROME_BROWSER_UI_VIEWS_FRAME_IMMERSIVE_MODE_CONTROLLER_H_
 #define CHROME_BROWSER_UI_VIEWS_FRAME_IMMERSIVE_MODE_CONTROLLER_H_
 
 #include "base/compiler_specific.h"
 #include "base/observer_list.h"
 
-class BookmarkBarView;
-class FullscreenController;
+#if defined(USE_ASH)
+#include "ash/wm/immersive_revealed_lock.h"
+#endif
 
-namespace content {
-class WebContents;
-}
+class BrowserView;
 
 namespace gfx {
 class Rect;
 class Size;
 }
 
-namespace views {
-class View;
-class Widget;
-}
-
-// Base class for a lock which keeps the top-of-window views revealed for the
-// duration of its lifetime. See ImmersiveModeController::GetRevealedLock() for
-// more details.
+#if defined(USE_ASH)
+typedef ash::ImmersiveRevealedLock ImmersiveRevealedLock;
+#else
+// Do nothing version of ash::ImmersiveRevealedLock.
 class ImmersiveRevealedLock {
  public:
-  virtual ~ImmersiveRevealedLock() {}
+  ImmersiveRevealedLock() {}
+  ~ImmersiveRevealedLock() {}
 };
+#endif
 
 // Controller for an "immersive mode" similar to MacOS presentation mode where
 // the top-of-window views are hidden until the mouse hits the top of the
 // screen. The tab strip is optionally painted with miniature "tab indicator"
 // rectangles.
 // Currently, immersive mode is only available for Chrome OS.
 class ImmersiveModeController {
  public:
   enum AnimateReveal {
     ANIMATE_REVEAL_YES,
     ANIMATE_REVEAL_NO
   };
 
   class Observer {
    public:
     // Called when a reveal of the top-of-window views has been initiated.
     virtual void OnImmersiveRevealStarted() {}
 
     // Called when the immersive mode controller has been destroyed.
     virtual void OnImmersiveModeControllerDestroyed() {}
 
    protected:
     virtual ~Observer() {}
   };
 
-  class Delegate {
-   public:
-    // Returns the browser's FullscreenController.
-    virtual FullscreenController* GetFullscreenController() = 0;
-
-    // Returns the browser's active web contents for the active tab, or NULL if
-    // such does not exist.
-    virtual content::WebContents* GetWebContents() = 0;
-
-    // Notifies the delegate that fullscreen has been entered or exited.
-    virtual void FullscreenStateChanged() = 0;
-
-    // Requests that the tab strip be painted in a short, "light bar" style.
-    virtual void SetImmersiveStyle(bool immersive) = 0;
-
-   protected:
-    virtual ~Delegate() {}
-  };
-
   ImmersiveModeController();
   virtual ~ImmersiveModeController();
 
   // Must initialize after browser view has a Widget and native window.
-  virtual void Init(Delegate* delegate,
-                    views::Widget* widget,
-                    views::View* top_container) = 0;
+  virtual void Init(BrowserView* browser_view) = 0;
 
   // Enables or disables immersive mode.
   virtual void SetEnabled(bool enabled) = 0;
   virtual bool IsEnabled() const = 0;
 
   // True if the miniature "tab indicators" should be hidden in the main browser
   // view when immersive mode is enabled.
   virtual bool ShouldHideTabIndicators() const = 0;
 
   // True when the top views are hidden due to immersive mode.
@@ skipping 46 matching lines @@
 };
 
 namespace chrome {
 
 // Implemented in immersive_mode_controller_factory.cc.
 ImmersiveModeController* CreateImmersiveModeController();
 
 }  // namespace chrome
 
 #endif  // CHROME_BROWSER_UI_VIEWS_FRAME_IMMERSIVE_MODE_CONTROLLER_H_