Move the tts and ttsEngine APIs out of experimental, and give

chrome/browser/extensions/extension_tts_api_controller.cc

 // Copyright (c) 2011 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/extensions/extension_tts_api_controller.h"
 
 #include <string>
 #include <vector>
 
 #include "base/float_util.h"
 #include "base/json/json_writer.h"
 #include "base/values.h"
 #include "chrome/browser/extensions/extension_event_router.h"
 #include "chrome/browser/extensions/extension_tts_api.h"
 #include "chrome/browser/extensions/extension_tts_api_constants.h"
 #include "chrome/browser/extensions/extension_tts_api_platform.h"
 #include "chrome/browser/extensions/extension_tts_engine_api.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/common/extensions/extension.h"
 
 namespace constants = extension_tts_api_constants;
 
 namespace events {
-const char kOnEvent[] = "experimental.ttsEngine.onEvent";
+const char kOnEvent[] = "tts.onEvent";
 };  // namespace events
 
 std::string TtsEventTypeToString(TtsEventType event_type) {
   switch (event_type) {
     case TTS_EVENT_START:
       return constants::kEventTypeStart;
     case TTS_EVENT_END:
       return constants::kEventTypeEnd;
     case TTS_EVENT_WORD:
       return constants::kEventTypeWord;
@@ skipping 272 matching lines @@
 
 int ExtensionTtsController::QueueSize() {
   return static_cast<int>(utterance_queue_.size());
 }
 
 ExtensionTtsPlatformImpl* ExtensionTtsController::GetPlatformImpl() {
   if (!platform_impl_)
     platform_impl_ = ExtensionTtsPlatformImpl::GetInstance();
   return platform_impl_;
 }