Do some refactoring of renderer_host....

chrome/browser/renderer_host/render_view_host_unittest.cc

Index: chrome/browser/renderer_host/render_view_host_unittest.cc
===================================================================
--- chrome/browser/renderer_host/render_view_host_unittest.cc	(revision 19907)
+++ chrome/browser/renderer_host/render_view_host_unittest.cc	(working copy)
@@ -1,17 +0,0 @@
-// 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.
-
-#include "chrome/browser/renderer_host/test_render_view_host.h"
-#include "chrome/browser/tab_contents/navigation_entry.h"
-
-class RenderViewHostTest : public RenderViewHostTestHarness {
-};
-
-// All about URLs reported by the renderer should get rewritten to about:blank.
-// See RenderViewHost::OnMsgNavigate for a discussion.
-TEST_F(RenderViewHostTest, FilterAbout) {
-  rvh()->SendNavigate(1, GURL("about:cache"));
-  ASSERT_TRUE(controller().GetActiveEntry());
-  EXPECT_EQ(GURL("about:blank"), controller().GetActiveEntry()->url());
-}