Revert 34146 - A place to store the pid>mach_port_t mapping....

chrome/browser/renderer_host/browser_render_process_host.cc

Index: chrome/browser/renderer_host/browser_render_process_host.cc
===================================================================
--- chrome/browser/renderer_host/browser_render_process_host.cc	(revision 34146)
+++ chrome/browser/renderer_host/browser_render_process_host.cc	(working copy)
@@ -62,10 +62,6 @@
 #include "app/win_util.h"
 #endif
 
-#if defined(OS_MACOSX)
-#include "chrome/browser/mach_broker_mac.h"
-#endif
-
 using WebKit::WebCache;
 
 #include "third_party/skia/include/core/SkBitmap.h"
@@ -841,11 +837,6 @@
 
   ClearTransportDIBCache();
 
-#if defined(OS_MACOSX)
-  if (child_process_.get())
-    MachBroker::instance()->Invalidate(child_process_->GetHandle());
-#endif
-
   // this object is not deleted at this point and may be reused later.
   // TODO(darin): clean this up
 }