[gtk] tabcontents fade-out for instant.

chrome/browser/renderer_host/render_widget_host_view_win.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_WIN_H_
 #define CHROME_BROWSER_RENDERER_HOST_RENDER_WIDGET_HOST_VIEW_WIN_H_
 #pragma once
 
 #include <atlbase.h>
 #include <atlapp.h>
@@ skipping 138 matching lines @@
       const gfx::Rect& scroll_rect, int scroll_dx, int scroll_dy,
       const std::vector<gfx::Rect>& copy_rects);
   virtual void RenderViewGone();
   virtual void WillWmDestroy();  // called by TabContents before DestroyWindow
   virtual void WillDestroyRenderWidget(RenderWidgetHost* rwh);
   virtual void Destroy();
   virtual void SetTooltipText(const std::wstring& tooltip_text);
   virtual BackingStore* AllocBackingStore(const gfx::Size& size);
   virtual void SetBackground(const SkBitmap& background);
   virtual bool ContainsNativeView(gfx::NativeView native_view) const;
-  virtual void SetVisuallyDeemphasized(bool deemphasized);
+  virtual void SetVisuallyDeemphasized(const SkColor* color, bool animate);
 
   virtual gfx::PluginWindowHandle GetCompositorHostWindow();
   virtual void ShowCompositorHostWindow(bool show);
 
   virtual void OnAccessibilityNotifications(
       const std::vector<ViewHostMsg_AccessibilityNotification_Params>& params);
 
   // Implementation of NotificationObserver:
   virtual void Observe(NotificationType type,
                        const NotificationSource& source,
@@ skipping 161 matching lines @@
   scoped_ptr<BrowserAccessibilityManager> browser_accessibility_manager_;
 
   // The time at which this view started displaying white pixels as a result of
   // not having anything to paint (empty backing store from renderer). This
   // value returns true for is_null() if we are not recording whiteout times.
   base::TimeTicks whiteout_start_time_;
 
   // The time it took after this view was selected for it to be fully painted.
   base::TimeTicks tab_switch_paint_time_;
 
-  // True if we are showing a constrained window. We will grey out the view
-  // whenever we paint.
-  bool visually_deemphasized_;
+  // A color we use to shade the entire render view. If 100% transparent, we do
+  // not shade the render view.
+  SkColor overlay_color_;
 
   // Registrar so we can listen to RENDERER_PROCESS_TERMINATED events.
   NotificationRegistrar registrar_;
 
   // Stores the current text input type received by ImeUpdateTextInputState()
   // method.
   WebKit::WebTextInputType text_input_type_;
 
   ScopedVector<app::ViewProp> props_;
 
   DISALLOW_COPY_AND_ASSIGN(RenderWidgetHostViewWin);
 };
 
 #endif  // CHROME_BROWSER_RENDERER_HOST_RENDER_WIDGET_HOST_VIEW_WIN_H_