Start moving core pieces of Chrome multi-process code to src\content.

content/browser/tab_contents/render_view_host_manager.h

Index: content/browser/tab_contents/render_view_host_manager.h
===================================================================
--- content/browser/tab_contents/render_view_host_manager.h	(revision 0)
+++ content/browser/tab_contents/render_view_host_manager.h	(working copy)
@@ -2,8 +2,8 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#ifndef CHROME_BROWSER_TAB_CONTENTS_RENDER_VIEW_HOST_MANAGER_H_
-#define CHROME_BROWSER_TAB_CONTENTS_RENDER_VIEW_HOST_MANAGER_H_
+#ifndef CONTENT_BROWSER_TAB_CONTENTS_RENDER_VIEW_HOST_MANAGER_H_
+#define CONTENT_BROWSER_TAB_CONTENTS_RENDER_VIEW_HOST_MANAGER_H_
 #pragma once
 
 #include "base/basictypes.h"
@@ -270,4 +270,4 @@
   RenderViewHost* new_host;
 };
 
-#endif  // CHROME_BROWSER_TAB_CONTENTS_RENDER_VIEW_HOST_MANAGER_H_
+#endif  // CONTENT_BROWSER_TAB_CONTENTS_RENDER_VIEW_HOST_MANAGER_H_