Use a direct include of the shared_memory header in base/, chrome/, components/.

chrome/browser/media/webrtc_logging_handler_host.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 CHROME_BROWSER_MEDIA_WEBRTC_LOGGING_HANDLER_HOST_H_
 #define CHROME_BROWSER_MEDIA_WEBRTC_LOGGING_HANDLER_HOST_H_
 
 #include "base/basictypes.h"
-#include "base/shared_memory.h"
+#include "base/memory/shared_memory.h"
 #include "content/public/browser/browser_message_filter.h"
 
 namespace net {
 class URLRequestContextGetter;
 }  // namespace net
 
 class RenderProcessHost;
 
 // WebRtcLoggingHandlerHost handles operations regarding the WebRTC logging:
 // - Opens a shared memory buffer that the handler in the render process
@@ skipping 32 matching lines @@
 
   // This is the handle to be passed to the render process. It's stored so that
   // it doesn't have to be passed on when posting messages between threads.
   // It's only accessed on the IO thread.
   base::SharedMemoryHandle foreign_memory_handle_;
 
   DISALLOW_COPY_AND_ASSIGN(WebRtcLoggingHandlerHost);
 };
 
 #endif  // CHROME_BROWSER_MEDIA_WEBRTC_LOGGING_HANDLER_HOST_H_