Make the RenderViewHostFactory a global. This prevents us from having to pass...

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"
 #include "chrome/browser/renderer_host/mock_render_process_host.h"
 #include "chrome/browser/renderer_host/render_widget_host_view.h"
 #include "chrome/browser/renderer_host/render_view_host.h"
+#include "chrome/browser/renderer_host/render_view_host_factory.h"
 #include "chrome/browser/tab_contents/site_instance.h"
 #include "chrome/browser/tab_contents/test_web_contents.h"
 #include "chrome/test/testing_profile.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 #if defined(OS_WIN)
 #include "chrome/browser/tab_contents/navigation_controller.h"
 #elif defined(OS_POSIX)
 #include "chrome/common/temp_scaffolding_stubs.h"
 #endif
@@ skipping 103 matching lines @@
   bool render_view_created_;
 
   // See set_delete_counter() above. May be NULL.
   int* delete_counter_;
 
   DISALLOW_COPY_AND_ASSIGN(TestRenderViewHost);
 };
 
 // TestRenderViewHostFactory ---------------------------------------------------
 
+// Manages creation of the RenderViewHosts using our special subclass. This
+// automatically registers itself when it goes in scope, and unregisters itself
+// when it goes out of scope. Since you can't have more than one factory
+// registered at a time, you can only have one of these objects at a time.
 class TestRenderViewHostFactory : public RenderViewHostFactory {
  public:
   TestRenderViewHostFactory(RenderProcessHostFactory* rph_factory)
       : render_process_host_factory_(rph_factory) {
+    RenderViewHostFactory::RegisterFactory(this);
   }
   virtual ~TestRenderViewHostFactory() {
+    RenderViewHostFactory::UnregisterFactory();
   }
 
   virtual RenderViewHost* CreateRenderViewHost(
       SiteInstance* instance,
       RenderViewHostDelegate* delegate,
       int routing_id,
       base::WaitableEvent* modal_dialog_event) {
     // See declaration of render_process_host_factory_ below.
     instance->set_render_process_host_factory(render_process_host_factory_);
     return new TestRenderViewHost(instance, delegate, routing_id,
@@ skipping 72 matching lines @@
 
   // We clean up the WebContents by calling CloseContents, which deletes itself.
   // This in turn causes the destruction of these other things.
   TestWebContents* contents_;
   NavigationController* controller_;
 
   DISALLOW_COPY_AND_ASSIGN(RenderViewHostTestHarness);
 };
 
 #endif  // CHROME_BROWSER_RENDERER_HOST_TEST_RENDER_VIEW_HOST_H_