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

media/base/key_system_info.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 MEDIA_BASE_KEY_SYSTEM_INFO_H_
 #define MEDIA_BASE_KEY_SYSTEM_INFO_H_
 
 #include <string>
 
 #include "build/build_config.h"
@@ skipping 16 matching lines @@
 //    A key system string that is one level up from the child key system. It may
 //    be an abstract key system.
 //    As an example, "com.example" is the parent of "com.example.foo".
 
 namespace media {
 
 // Contains information about an EME key system as well as how to instantiate
 // the corresponding CDM.
 struct MEDIA_EXPORT KeySystemInfo {
   KeySystemInfo();
+  KeySystemInfo(const KeySystemInfo& other);
   ~KeySystemInfo();
 
   std::string key_system;
 
   InitDataTypeMask supported_init_data_types = kInitDataTypeMaskNone;
   SupportedCodecs supported_codecs = EME_CODEC_NONE;
 #if defined(OS_ANDROID)
   SupportedCodecs supported_secure_codecs = EME_CODEC_NONE;
 #endif  // defined(OS_ANDROID)
   EmeRobustness max_audio_robustness = EmeRobustness::INVALID;
@@ skipping 13 matching lines @@
   // The following indicate how the corresponding CDM should be instantiated.
   bool use_aes_decryptor = false;
 #if defined(ENABLE_PEPPER_CDMS)
   std::string pepper_type;
 #endif
 };
 
 }  // namespace media
 
 #endif  // MEDIA_BASE_KEY_SYSTEM_INFO_H_