Use a direct include of the shared_memory header in media/, ppapi/, webkit/.

ppapi/proxy/serialized_handle.h

 // Copyright (c) 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 PPAPI_PROXY_SERIALIZED_HANDLES_H_
 #define PPAPI_PROXY_SERIALIZED_HANDLES_H_
 
 #include <string>
 #include <vector>
 
 #include "base/basictypes.h"
 #include "base/logging.h"
-#include "base/shared_memory.h"
+#include "base/memory/shared_memory.h"
 #include "build/build_config.h"
 #include "ipc/ipc_platform_file.h"
 #include "ppapi/proxy/ppapi_proxy_export.h"
 
 class Pickle;
 
 namespace ppapi {
 namespace proxy {
 
 // SerializedHandle is a unified structure for holding a handle (e.g., a shared
@@ skipping 117 matching lines @@
   IPC::PlatformFileForTransit descriptor_;
 
   // This is valid if type == FILE.
   int32 open_flag_;
 };
 
 }  // namespace proxy
 }  // namespace ppapi
 
 #endif  // PPAPI_PROXY_SERIALIZED_HANDLES_H_