Move RenderWidgetHostView into content namespace. Fix include paths.

chrome/browser/instant/instant_browsertest.cc

Index: chrome/browser/instant/instant_browsertest.cc
diff --git a/chrome/browser/instant/instant_browsertest.cc b/chrome/browser/instant/instant_browsertest.cc
index 48e5a72e46ae99a1d6cae28a50cb67d228aaa81b..7b2c4645db71e6765c731207a6c4239616791d7e 100644
--- a/chrome/browser/instant/instant_browsertest.cc
+++ b/chrome/browser/instant/instant_browsertest.cc
@@ -1,4 +1,4 @@
-// Copyright (c) 2011 The Chromium Authors. All rights reserved.
+// 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.
 
@@ -29,9 +29,9 @@
 #include "chrome/test/base/in_process_browser_test.h"
 #include "chrome/test/base/ui_test_utils.h"
 #include "content/browser/renderer_host/render_view_host.h"
-#include "content/browser/renderer_host/render_widget_host_view.h"
 #include "content/public/browser/navigation_controller.h"
 #include "content/public/browser/notification_service.h"
+#include "content/public/browser/render_widget_host_view.h"
 #include "content/public/browser/web_contents.h"
 #include "grit/generated_resources.h"
 #include "ui/base/l10n/l10n_util.h"
@@ -568,7 +568,7 @@ IN_PROC_BROWSER_TEST_F(InstantTest, MAYBE(NonSearchToSearch)) {
   EXPECT_TRUE(instant()->is_displayable());
   EXPECT_TRUE(instant()->IsCurrent());
 
-  RenderWidgetHostView* rwhv =
+  content::RenderWidgetHostView* rwhv =
       preview()->web_contents()->GetRenderWidgetHostView();
   EXPECT_TRUE(rwhv);
   EXPECT_TRUE(rwhv->IsShowing());