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

chrome/browser/site_instance_unittest.cc

 // Copyright (c) 2006-2008 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 "base/string16.h"
 #include "chrome/browser/renderer_host/browser_render_process_host.h"
 #include "chrome/browser/renderer_host/render_view_host.h"
 #include "chrome/browser/tab_contents/navigation_entry.h"
 #include "chrome/browser/tab_contents/web_contents.h"
 #include "chrome/common/render_messages.h"
@@ skipping 91 matching lines @@
   EXPECT_EQ(1, browsingDeleteCounter);
   // browsing_instance is now deleted
 
   // Ensure that instances are deleted when their RenderViewHosts are gone.
   scoped_ptr<TestingProfile> profile(new TestingProfile());
   instance =
       TestSiteInstance::CreateTestSiteInstance(profile.get(),
                                                &siteDeleteCounter,
                                                &browsingDeleteCounter);
   WebContents* contents = new WebContents(
-      profile.get(), instance, NULL, MSG_ROUTING_NONE, NULL);
+      profile.get(), instance, MSG_ROUTING_NONE, NULL);
   contents->SetupController(profile.get());
   EXPECT_EQ(1, siteDeleteCounter);
   EXPECT_EQ(1, browsingDeleteCounter);
 
   contents->CloseContents();
   // Make sure that we flush any messages related to WebContents destruction.
   MessageLoop::current()->RunAllPending();
 
   EXPECT_EQ(2, siteDeleteCounter);
   EXPECT_EQ(2, browsingDeleteCounter);
@@ skipping 265 matching lines @@
       GURL("http://www.yahoo.com")));  // different BI, but same profile
 
   // Should be able to see that we don't have SiteInstances.
   EXPECT_FALSE(browsing_instance->HasSiteInstance(
       GURL("https://www.google.com")));  // not visited before
   EXPECT_FALSE(browsing_instance3->HasSiteInstance(
       GURL("http://www.yahoo.com")));  // different BI, different profile
 
   // browsing_instances will be deleted when their SiteInstances are deleted
 }