Upating the app, ceee, chrome, ipc, media, and net directories to use the correct lock.h file.

base/message_loop.h

Index: base/message_loop.h
diff --git a/base/message_loop.h b/base/message_loop.h
index d5093a95bb143384885cdfbb79b68c0868a55af0..7a3af6ef885800d34bf41c9ec274efcda4d8a8fd 100644
--- a/base/message_loop.h
+++ b/base/message_loop.h
@@ -10,10 +10,10 @@
 #include <string>
 
 #include "base/basictypes.h"
-#include "base/lock.h"
 #include "base/message_pump.h"
 #include "base/observer_list.h"
 #include "base/ref_counted.h"
+#include "base/synchronization/lock.h"
 #include "base/task.h"
 
 #if defined(OS_WIN)
@@ -466,7 +466,7 @@ class MessageLoop : public base::MessagePump::Delegate {
   // will be handled by the TimerManager.
   TaskQueue incoming_queue_;
   // Protect access to incoming_queue_.
-  Lock incoming_queue_lock_;
+  base::Lock incoming_queue_lock_;
 
   RunState* state_;