chrome: Add out-of-line copy ctors for complex classes.

chrome/browser/media/webrtc_rtp_dump_writer.h

 // Copyright 2014 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_RTP_DUMP_WRITER_H_
 #define CHROME_BROWSER_MEDIA_WEBRTC_RTP_DUMP_WRITER_H_
 
 #include <stddef.h>
 #include <stdint.h>
 
@@ skipping 62 matching lines @@
     FLUSH_RESULT_FAILURE
   };
 
   class FileThreadWorker;
 
   typedef base::Callback<void(bool)> FlushDoneCallback;
 
   // Used by EndDump to cache the input and intermediate results.
   struct EndDumpContext {
     EndDumpContext(RtpDumpType type, const EndDumpCallback& callback);
+    EndDumpContext(const EndDumpContext& other);
     ~EndDumpContext();
 
     RtpDumpType type;
     bool incoming_succeeded;
     bool outgoing_succeeded;
     EndDumpCallback callback;
   };
 
   // Flushes the in-memory buffer to disk. If |incoming| is true, the incoming
   // buffer will be flushed; otherwise, the outgoing buffer will be flushed.
@@ skipping 36 matching lines @@
   scoped_ptr<FileThreadWorker> outgoing_file_thread_worker_;
 
   base::ThreadChecker thread_checker_;
 
   base::WeakPtrFactory<WebRtcRtpDumpWriter> weak_ptr_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(WebRtcRtpDumpWriter);
 };
 
 #endif  // CHROME_BROWSER_MEDIA_WEBRTC_RTP_DUMP_WRITER_H_