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

media/base/audio_video_metadata_extractor.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 "media/base/audio_video_metadata_extractor.h"
 
 #include "base/bind.h"
 #include "base/strings/string_number_conversions.h"
 #include "base/strings/string_util.h"
 #include "base/time/time.h"
@@ skipping 36 matching lines @@
   return true;
 }
 
 // Set attached image size limit to 4MB. Chosen arbitrarily.
 const int kAttachedImageSizeLimit = 4 * 1024 * 1024;
 
 }  // namespace
 
 AudioVideoMetadataExtractor::StreamInfo::StreamInfo() {}
 
+AudioVideoMetadataExtractor::StreamInfo::StreamInfo(const StreamInfo& other) =
+    default;
+
 AudioVideoMetadataExtractor::StreamInfo::~StreamInfo() {}
 
 AudioVideoMetadataExtractor::AudioVideoMetadataExtractor()
     : extracted_(false),
       duration_(-1),
       width_(-1),
       height_(-1),
       disc_(-1),
       rotation_(-1),
       track_(-1) {
@@ skipping 185 matching lines @@
     if (ExtractString(tag, "encoder", &encoder_)) continue;
     if (ExtractString(tag, "encoded_by", &encoded_by_)) continue;
     if (ExtractString(tag, "genre", &genre_)) continue;
     if (ExtractString(tag, "language", &language_)) continue;
     if (ExtractString(tag, "title", &title_)) continue;
     if (ExtractInt(tag, "track", &track_)) continue;
   }
 }
 
 }  // namespace media