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

media/base/audio_decoder_config.cc

 // Copyright (c) 2012 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 "media/base/audio_decoder_config.h"
 
 #include "base/logging.h"
 #include "media/base/limits.h"
 
 namespace media {
@@ skipping 52 matching lines @@
 AudioDecoderConfig::AudioDecoderConfig(AudioCodec codec,
                                        SampleFormat sample_format,
                                        ChannelLayout channel_layout,
                                        int samples_per_second,
                                        const std::vector<uint8_t>& extra_data,
                                        bool is_encrypted) {
   Initialize(codec, sample_format, channel_layout, samples_per_second,
              extra_data, is_encrypted, base::TimeDelta(), 0);
 }
 
+AudioDecoderConfig::AudioDecoderConfig(const AudioDecoderConfig& other) =
+    default;
+
 void AudioDecoderConfig::Initialize(AudioCodec codec,
                                     SampleFormat sample_format,
                                     ChannelLayout channel_layout,
                                     int samples_per_second,
                                     const std::vector<uint8_t>& extra_data,
                                     bool is_encrypted,
                                     base::TimeDelta seek_preroll,
                                     int codec_delay) {
   codec_ = codec;
   channel_layout_ = channel_layout;
@@ skipping 44 matching lines @@
     << " sample_format: " << sample_format()
     << " bytes_per_frame: " << bytes_per_frame()
     << " seek_preroll: " << seek_preroll().InMilliseconds() << "ms"
     << " codec_delay: " << codec_delay() << " has extra data? "
     << (extra_data().empty() ? "false" : "true") << " encrypted? "
     << (is_encrypted() ? "true" : "false");
   return s.str();
 }
 
 }  // namespace media