janitorial: browser_render_process_host header/lint cleanup. (try 2)

chrome/renderer/render_process.h

Index: chrome/renderer/render_process.h
===================================================================
--- chrome/renderer/render_process.h	(revision 9603)
+++ chrome/renderer/render_process.h	(working copy)
@@ -5,10 +5,13 @@
 #ifndef CHROME_RENDERER_RENDER_PROCESS_H__
 #define CHROME_RENDERER_RENDER_PROCESS_H__
 
-#include "base/shared_memory.h"
 #include "chrome/common/child_process.h"
 #include "chrome/renderer/render_thread.h"
 
+namespace base {
+  class SharedMemory;
+}
+
 // Represents the renderer end of the browser<->renderer connection. The
 // opposite end is the RenderProcessHost. This is a singleton object for
 // each renderer.