Add abstractions that let embedders drive tests of WebContents.

content/test/test_renderer_host.cc

 // 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.
 
 #include "content/test/test_renderer_host.h"
 
 #include "content/browser/renderer_host/render_view_host_factory.h"
 #include "content/browser/renderer_host/test_render_view_host.h"
 #include "content/browser/site_instance_impl.h"
 #include "content/browser/tab_contents/navigation_entry_impl.h"
 #include "content/browser/tab_contents/test_tab_contents.h"
+#include "content/public/browser/web_contents.h"
 #include "content/test/mock_render_process_host.h"
 #include "content/test/test_browser_context.h"
 
 #if defined(USE_AURA)
 #include "ui/aura/monitor_manager.h"
 #include "ui/aura/root_window.h"
 #include "ui/aura/test/test_screen.h"
 #include "ui/aura/test/test_stacking_client.h"
 #endif
 
@@ skipping 93 matching lines @@
 }
 
 RenderViewHostTestHarness::RenderViewHostTestHarness()
     : contents_(NULL) {
 }
 
 RenderViewHostTestHarness::~RenderViewHostTestHarness() {
 }
 
 NavigationController& RenderViewHostTestHarness::controller() {
-  return contents()->GetController();
+  return web_contents()->GetController();
 }
 
-TestTabContents* RenderViewHostTestHarness::contents() {
+WebContents* RenderViewHostTestHarness::web_contents() {
   return contents_.get();
 }
 
 RenderViewHost* RenderViewHostTestHarness::rvh() {
-  return contents()->GetRenderViewHost();
+  return web_contents()->GetRenderViewHost();
 }
 
 RenderViewHost* RenderViewHostTestHarness::pending_rvh() {
-  return contents()->GetRenderManagerForTesting()->pending_render_view_host();
+  return static_cast<TestTabContents*>(web_contents())->
+      GetRenderManagerForTesting()->pending_render_view_host();
 }
 
 RenderViewHost* RenderViewHostTestHarness::active_rvh() {
   return pending_rvh() ? pending_rvh() : rvh();
 }
 
 BrowserContext* RenderViewHostTestHarness::browser_context() {
   return browser_context_.get();
 }
 
 MockRenderProcessHost* RenderViewHostTestHarness::process() {
   return static_cast<MockRenderProcessHost*>(active_rvh()->GetProcess());
 }
 
 void RenderViewHostTestHarness::DeleteContents() {
   SetContents(NULL);
 }
 
-void RenderViewHostTestHarness::SetContents(TestTabContents* contents) {
+void RenderViewHostTestHarness::SetContents(WebContents* contents) {
   contents_.reset(contents);
 }
 
-TestTabContents* RenderViewHostTestHarness::CreateTestTabContents() {
+WebContents* RenderViewHostTestHarness::CreateTestWebContents() {
   // See comment above browser_context_ decl for why we check for NULL here.
   if (!browser_context_.get())
     browser_context_.reset(new TestBrowserContext());
 
   // This will be deleted when the TabContents goes away.
   SiteInstance* instance = SiteInstance::Create(browser_context_.get());
 
   return new TestTabContents(browser_context_.get(), instance);
 }
 
 void RenderViewHostTestHarness::NavigateAndCommit(const GURL& url) {
-  contents()->NavigateAndCommit(url);
+  static_cast<TestTabContents*>(web_contents())->NavigateAndCommit(url);
 }
 
 void RenderViewHostTestHarness::Reload() {
   NavigationEntry* entry = controller().GetLastCommittedEntry();
   DCHECK(entry);
   controller().Reload(false);
   static_cast<TestRenderViewHost*>(
       rvh())->SendNavigate(entry->GetPageID(), entry->GetURL());
 }
 
 void RenderViewHostTestHarness::SetUp() {
 #if defined(USE_AURA)
   root_window_.reset(aura::MonitorManager::CreateRootWindowForPrimaryMonitor());
   gfx::Screen::SetInstance(new aura::TestScreen(root_window_.get()));
   test_stacking_client_.reset(
       new aura::test::TestStackingClient(root_window_.get()));
 #endif
-  SetContents(CreateTestTabContents());
+  SetContents(CreateTestWebContents());
 }
 
 void RenderViewHostTestHarness::TearDown() {
   SetContents(NULL);
 #if defined(USE_AURA)
   test_stacking_client_.reset();
   root_window_.reset();
 #endif
 
   // Make sure that we flush any messages related to TabContents destruction
   // before we destroy the browser context.
   MessageLoop::current()->RunAllPending();
 
   // Release the browser context on the UI thread.
   message_loop_.DeleteSoon(FROM_HERE, browser_context_.release());
   message_loop_.RunAllPending();
 }
 
 void RenderViewHostTestHarness::SetRenderProcessHostFactory(
     RenderProcessHostFactory* factory) {
     rvh_test_enabler_.rvh_factory_->set_render_process_host_factory(factory);
 }
 
 }  // namespace content