Introduces the speech recognition UI to app_list.

chrome/browser/ui/app_list/app_list_view_delegate.cc

Index: chrome/browser/ui/app_list/app_list_view_delegate.cc
diff --git a/chrome/browser/ui/app_list/app_list_view_delegate.cc b/chrome/browser/ui/app_list/app_list_view_delegate.cc
index 93ff48ca37d70c8ec4e38278f3ab1e9b10c5c2cf..ea702094511dba8d219dc4bf227db47d586dcfeb 100644
--- a/chrome/browser/ui/app_list/app_list_view_delegate.cc
+++ b/chrome/browser/ui/app_list/app_list_view_delegate.cc
@@ -35,6 +35,7 @@
 #include "content/public/browser/page_navigator.h"
 #include "content/public/browser/user_metrics.h"
 #include "ui/app_list/search_box_model.h"
+#include "ui/app_list/speech_ui_model.h"
 
 #if defined(USE_ASH)
 #include "chrome/browser/ui/ash/app_list/app_sync_ui_state_watcher.h"
@@ -276,12 +277,18 @@ void AppListViewDelegate::ShowForProfileByPath(
   controller_->ShowForProfileByPath(profile_path);
 }
 
-void AppListViewDelegate::OnSearch(const base::string16& query) {
-  model_->search_box()->SetText(query);
+void AppListViewDelegate::OnSpeechResult(const base::string16& query,
+                                         bool is_final) {
+  model_->speech_ui()->SetSpeechResult(query, is_final);
 }
 
-void AppListViewDelegate::OnSpeechRecognitionStateChanged(bool recognizing) {
-  model_->search_box()->SetSpeechRecognitionButtonState(recognizing);
+void AppListViewDelegate::OnSpeechSoundLevelChanged(int16 level) {
+  model_->speech_ui()->UpdateSoundLevel(level);
+}
+
+void AppListViewDelegate::OnSpeechRecognitionStateChanged(
+    app_list::SpeechRecognitionState new_state) {
+  model_->speech_ui()->SetSpeechRecognitionState(new_state);
 }
 
 void AppListViewDelegate::Observe(