Adds kind-of-live thumbnail generation for a potential tab switcher.

chrome/browser/renderer_host/test_render_view_host.h

 // Copyright (c) 2009 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_TEST_RENDER_VIEW_HOST_H_
 #define CHROME_BROWSER_RENDERER_HOST_TEST_RENDER_VIEW_HOST_H_
 
 #include "base/basictypes.h"
 #include "base/message_loop.h"
 #include "build/build_config.h"
@@ skipping 20 matching lines @@
 // renderer process.
 //
 // To use, derive your test base class from RenderViewHostTestHarness.
 
 // TestRenderViewHostView ------------------------------------------------------
 
 // Subclass the RenderViewHost's view so that we can call Show(), etc.,
 // without having side-effects.
 class TestRenderWidgetHostView : public RenderWidgetHostView {
  public:
-  TestRenderWidgetHostView() : is_showing_(false) {}
+  explicit TestRenderWidgetHostView(RenderWidgetHost* rwh);
 
   virtual void InitAsPopup(RenderWidgetHostView* parent_host_view,
                            const gfx::Rect& pos) {}
   virtual RenderWidgetHost* GetRenderWidgetHost() const { return NULL; }
   virtual void DidBecomeSelected() {}
   virtual void WasHidden() {}
   virtual void SetSize(const gfx::Size& size) {}
   virtual gfx::NativeView GetNativeView() { return NULL; }
   virtual void MovePluginWindows(
     const std::vector<WebPluginGeometry>& plugin_window_moves) {}
@@ skipping 23 matching lines @@
 #if defined(OS_MACOSX)
   virtual void ShowPopupWithItems(gfx::Rect bounds,
                                   int item_height,
                                   int selected_item,
                                   const std::vector<WebMenuItem>& items) {}
 #endif
 
   bool is_showing() const { return is_showing_; }
 
  private:
+  RenderWidgetHost* rwh_;
   bool is_showing_;
 };
 
 // TestRenderViewHost ----------------------------------------------------------
 
 // TODO(brettw) this should use a TestTabContents which should be generalized
 // from the TabContents test. We will probably also need that class' version of
 // CreateRenderViewForRenderManager when more complicate tests start using this.
 class TestRenderViewHost : public RenderViewHost {
  public:
@@ skipping 147 matching lines @@
 
   MockRenderProcessHostFactory rph_factory_;
   TestRenderViewHostFactory rvh_factory_;
 
   scoped_ptr<TestTabContents> contents_;
 
   DISALLOW_COPY_AND_ASSIGN(RenderViewHostTestHarness);
 };
 
 #endif  // CHROME_BROWSER_RENDERER_HOST_TEST_RENDER_VIEW_HOST_H_