Add abstractions that let embedders drive tests of WebContents.

content/browser/renderer_host/test_render_view_host.h

 // Copyright (c) 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 CONTENT_BROWSER_RENDERER_HOST_TEST_RENDER_VIEW_HOST_H_
 #define CONTENT_BROWSER_RENDERER_HOST_TEST_RENDER_VIEW_HOST_H_
 #pragma once
 
 #include "base/basictypes.h"
 #include "base/gtest_prod_util.h"
 #include "build/build_config.h"
 #include "content/browser/renderer_host/render_view_host_impl.h"
 #include "content/browser/renderer_host/render_widget_host_view_base.h"
 #include "content/public/common/page_transition_types.h"
 #include "content/test/test_renderer_host.h"
 
 // This file provides a testing framework for mocking out the RenderProcessHost
 // layer. It allows you to test RenderViewHost, TabContents,
 // NavigationController, and other layers above that without running an actual
 // renderer process.
 //
-// To use, derive your test base class from RenderViewHostTestHarness.
+// To use, derive your test base class from RenderViewHostImplTestHarness.
 
-namespace content {
-class SiteInstance;
-}
+class TestTabContents;
+struct ViewHostMsg_FrameNavigate_Params;
 
 namespace gfx {
 class Rect;
 }
 
-struct ViewHostMsg_FrameNavigate_Params;
+namespace content {
 
-namespace content {
+class SiteInstance;
 
 // Utility function to initialize ViewHostMsg_NavigateParams_Params
 // with given |page_id|, |url| and |transition_type|.
 void InitNavigateParams(ViewHostMsg_FrameNavigate_Params* params,
                         int page_id,
                         const GURL& url,
                         PageTransition transition_type);
 
 // TestRenderViewHostView ------------------------------------------------------
 
@@ skipping 258 matching lines @@
 
 // Adds methods to get straight at the impl classes.
 class RenderViewHostImplTestHarness : public RenderViewHostTestHarness {
  public:
   RenderViewHostImplTestHarness();
   virtual ~RenderViewHostImplTestHarness();
 
   TestRenderViewHost* test_rvh();
   TestRenderViewHost* pending_test_rvh();
   TestRenderViewHost* active_test_rvh();
+  TestTabContents* contents();
 
  private:
   DISALLOW_COPY_AND_ASSIGN(RenderViewHostImplTestHarness);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_RENDERER_HOST_TEST_RENDER_VIEW_HOST_H_