Connect the various pieces for notifications... hook up NotificationUIManager...

chrome/test/testing_browser_process.h

Index: chrome/test/testing_browser_process.h
===================================================================
--- chrome/test/testing_browser_process.h	(revision 30470)
+++ chrome/test/testing_browser_process.h	(working copy)
@@ -103,6 +103,10 @@
     return clipboard_.get();
   }
 
+  virtual NotificationUIManager* notification_ui_manager() {
+    return NULL;
+  }
+
   virtual GoogleURLTracker* google_url_tracker() {
     return NULL;
   }