Fix NOTIMPLEMENTEDs in RenderMessageFilterAura... use the same codepath POSIX does.

content/browser/renderer_host/render_message_filter.cc

Index: content/browser/renderer_host/render_message_filter.cc
===================================================================
--- content/browser/renderer_host/render_message_filter.cc	(revision 109708)
+++ content/browser/renderer_host/render_message_filter.cc	(working copy)
@@ -307,12 +307,14 @@
   bool handled = true;
   IPC_BEGIN_MESSAGE_MAP_EX(RenderMessageFilter, message, *message_was_ok)
 #if defined(OS_WIN)
+#if !defined(USE_AURA)
     // On Windows, we handle these on the IO thread to avoid a deadlock with
     // plugins.  On non-Windows systems, we need to handle them on the UI
     // thread.
     IPC_MESSAGE_HANDLER(ViewHostMsg_GetScreenInfo, OnGetScreenInfo)
     IPC_MESSAGE_HANDLER(ViewHostMsg_GetWindowRect, OnGetWindowRect)
     IPC_MESSAGE_HANDLER(ViewHostMsg_GetRootWindowRect, OnGetRootWindowRect)
+#endif
 
     // This hack is Windows-specific.
     IPC_MESSAGE_HANDLER(ChildProcessHostMsg_PreCacheFont, OnPreCacheFont)