Support languages other than the default on linux

chrome/browser/speech/tts_linux.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 <math.h>
 
 #include <map>
 
 #include "base/command_line.h"
 #include "base/debug/leak_annotations.h"
@@ skipping 174 matching lines @@
     libspeechd_loader_.spd_set_output_module(conn_, it->second.module.c_str());
     libspeechd_loader_.spd_set_synthesis_voice(conn_, it->second.name.c_str());
   }
 
   // Map our multiplicative range to Speech Dispatcher's linear range.
   // .334 = -100.
   // 3 = 100.
   libspeechd_loader_.spd_set_voice_rate(conn_, 100 * log10(rate) / log10(3));
   libspeechd_loader_.spd_set_voice_pitch(conn_, 100 * log10(pitch) / log10(3));
 
+  // Support languages other than the default
+  if (!lang.empty())
+    libspeechd_loader_.spd_set_language(conn_, lang.c_str());
+
   utterance_ = utterance;
   utterance_id_ = utterance_id;
 
   if (libspeechd_loader_.spd_say(conn_, SPD_TEXT, utterance.c_str()) == -1) {
     Reset();
     return false;
   }
   return true;
 }
 
@@ skipping 138 matching lines @@
 // static
 TtsPlatformImplLinux* TtsPlatformImplLinux::GetInstance() {
   return Singleton<TtsPlatformImplLinux,
                    LeakySingletonTraits<TtsPlatformImplLinux> >::get();
 }
 
 // static
 TtsPlatformImpl* TtsPlatformImpl::GetInstance() {
   return TtsPlatformImplLinux::GetInstance();
 }