gtk: Improve fullscreen RenderWidgetHostViewGtk.

chrome/browser/renderer_host/render_widget_host_view.h

 // Copyright (c) 2010 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_RENDERER_HOST_RENDER_WIDGET_HOST_VIEW_H_
 #define CHROME_BROWSER_RENDERER_HOST_RENDER_WIDGET_HOST_VIEW_H_
 #pragma once
 
 #if defined(OS_MACOSX)
 #include <OpenGL/OpenGL.h>
@@ skipping 64 matching lines @@
   static RenderWidgetHostView* GetRenderWidgetHostViewFromNativeView(
       gfx::NativeView native_view);
 
   // Perform all the initialization steps necessary for this object to represent
   // a popup (such as a <select> dropdown), then shows the popup at |pos|.
   virtual void InitAsPopup(RenderWidgetHostView* parent_host_view,
                            const gfx::Rect& pos) = 0;
 
   // Perform all the initialization steps necessary for this object to represent
   // a full screen window.
-  virtual void InitAsFullscreen(RenderWidgetHostView* parent_host_view) = 0;
+  virtual void InitAsFullscreen() = 0;
 
   // Returns the associated RenderWidgetHost.
   virtual RenderWidgetHost* GetRenderWidgetHost() const = 0;
 
   // Notifies the View that it has become visible.
   virtual void DidBecomeSelected() = 0;
 
   // Notifies the View that it has been hidden.
   virtual void WasHidden() = 0;
 
@@ skipping 216 matching lines @@
 
   // The current reserved area in view coordinates where contents should not be
   // rendered to draw the resize corner, sidebar mini tabs etc.
   gfx::Rect reserved_rect_;
 
  private:
   DISALLOW_COPY_AND_ASSIGN(RenderWidgetHostView);
 };
 
 #endif  // CHROME_BROWSER_RENDERER_HOST_RENDER_WIDGET_HOST_VIEW_H_