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

chrome/browser/speech/tts_controller.h

 // 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.
 
 #ifndef CHROME_BROWSER_SPEECH_TTS_CONTROLLER_H_
 #define CHROME_BROWSER_SPEECH_TTS_CONTROLLER_H_
 
 #include <queue>
 #include <set>
 #include <string>
@@ skipping 44 matching lines @@
   UtteranceContinuousParameters();
 
   double rate;
   double pitch;
   double volume;
 };
 
 // Information about one voice.
 struct VoiceData {
   VoiceData();
+  VoiceData(const VoiceData& other);
   ~VoiceData();
 
   std::string name;
   std::string lang;
   TtsGenderType gender;
   std::string extension_id;
   std::set<TtsEventType> events;
 
   // If true, the synthesis engine is a remote network resource.
   // It may be higher latency and may incur bandwidth costs.
@@ skipping 259 matching lines @@
 
   // For unit testing.
   virtual void SetPlatformImpl(TtsPlatformImpl* platform_impl) = 0;
   virtual int QueueSize() = 0;
 
  protected:
   virtual ~TtsController() {}
 };
 
 #endif  // CHROME_BROWSER_SPEECH_TTS_CONTROLLER_H_