Mojo: Move mojo/public/system/core_cpp.h to mojo/cpp/public/system/core.h.

mojo/common/handle_watcher.h

 // Copyright 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef MOJO_COMMON_HANDLE_WATCHER_H_
 #define MOJO_COMMON_HANDLE_WATCHER_H_
 
 #include "base/basictypes.h"
 #include "base/callback_forward.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/run_loop.h"
 #include "mojo/common/mojo_common_export.h"
-#include "mojo/public/system/core_cpp.h"
+#include "mojo/public/cpp/system/core.h"
 
 namespace base {
 class Thread;
 }
 
 namespace mojo {
 namespace common {
 namespace test {
 class HandleWatcherTest;
 }
@@ skipping 27 matching lines @@
   // If non-NULL Start() has been invoked.
   scoped_ptr<StartState> start_state_;
 
   DISALLOW_COPY_AND_ASSIGN(HandleWatcher);
 };
 
 }  // namespace common
 }  // namespace mojo
 
 #endif  // MOJO_COMMON_HANDLE_WATCHER_H_