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

chrome/browser/media/webrtc_rtp_dump_writer.cc

 // 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.
 
 #include "chrome/browser/media/webrtc_rtp_dump_writer.h"
 
 #include <string.h>
 
 #include "base/big_endian.h"
 #include "base/files/file_util.h"
@@ skipping 330 matching lines @@
 
 WebRtcRtpDumpWriter::EndDumpContext::EndDumpContext(
     RtpDumpType type,
     const EndDumpCallback& callback)
     : type(type),
       incoming_succeeded(false),
       outgoing_succeeded(false),
       callback(callback) {
 }
 
+WebRtcRtpDumpWriter::EndDumpContext::EndDumpContext(
+    const EndDumpContext& other) = default;
+
 WebRtcRtpDumpWriter::EndDumpContext::~EndDumpContext() {
 }
 
 void WebRtcRtpDumpWriter::FlushBuffer(bool incoming,
                                       bool end_stream,
                                       const FlushDoneCallback& callback) {
   DCHECK(thread_checker_.CalledOnValidThread());
 
   scoped_ptr<std::vector<uint8_t>> new_buffer(new std::vector<uint8_t>());
 
@@ skipping 79 matching lines @@
                 base::Bind(&WebRtcRtpDumpWriter::OnDumpEnded,
                            weak_ptr_factory_.GetWeakPtr(),
                            context,
                            false));
     return;
   }
 
   // This object might be deleted after running the callback.
   context.callback.Run(context.incoming_succeeded, context.outgoing_succeeded);
 }