Remove the AudioManager singleton.

content/browser/speech/speech_input_dispatcher_host.cc

Index: content/browser/speech/speech_input_dispatcher_host.cc
===================================================================
--- content/browser/speech/speech_input_dispatcher_host.cc	(revision 113173)
+++ content/browser/speech/speech_input_dispatcher_host.cc	(working copy)
@@ -114,11 +114,13 @@
 SpeechInputDispatcherHost::SpeechInputDispatcherHost(
     int render_process_id,
     net::URLRequestContextGetter* context_getter,
-    SpeechInputPreferences* speech_input_preferences)
+    SpeechInputPreferences* speech_input_preferences,
+    AudioManager* audio_manager)
     : render_process_id_(render_process_id),
       may_have_pending_requests_(false),
       context_getter_(context_getter),
-      speech_input_preferences_(speech_input_preferences) {
+      speech_input_preferences_(speech_input_preferences),
+      audio_manager_(audio_manager) {
   // This is initialized by Browser. Do not add any non-trivial
   // initialization here, instead do it lazily when required (e.g. see the
   // method |manager()|) or add an Init() method.
@@ -160,16 +162,18 @@
 }
 
 void SpeechInputDispatcherHost::OnStartRecognition(
-    const SpeechInputHostMsg_StartRecognition_Params &params) {
+    const SpeechInputHostMsg_StartRecognition_Params& params) {
   int caller_id = g_speech_input_callers.Get().CreateId(
       render_process_id_, params.render_view_id, params.request_id);
+
   manager()->StartRecognition(this, caller_id,
                               render_process_id_,
                               params.render_view_id, params.element_rect,
                               params.language, params.grammar,
                               params.origin_url,
                               context_getter_.get(),
-                              speech_input_preferences_.get());
+                              speech_input_preferences_.get(),
+                              audio_manager_.get());
 }
 
 void SpeechInputDispatcherHost::OnCancelRecognition(int render_view_id,