Introduces the speech recognition UI to app_list.

ui/app_list/app_list_model.cc

Index: ui/app_list/app_list_model.cc
diff --git a/ui/app_list/app_list_model.cc b/ui/app_list/app_list_model.cc
index 535fff27c33030c7361d48a43962253c4e829458..0de0d42d6f6e3f74fd624fd7620b03d346de7518 100644
--- a/ui/app_list/app_list_model.cc
+++ b/ui/app_list/app_list_model.cc
@@ -8,6 +8,7 @@
 #include "ui/app_list/app_list_model_observer.h"
 #include "ui/app_list/search_box_model.h"
 #include "ui/app_list/search_result.h"
+#include "ui/app_list/speech_ui_model.h"
 
 namespace app_list {
 
@@ -15,6 +16,7 @@ AppListModel::AppListModel()
     : item_list_(new AppListItemList),
       search_box_(new SearchBoxModel),
       results_(new SearchResults),
+      speech_ui_(new SpeechUIModel(search_box_.get())),
       signed_in_(false),
       status_(STATUS_NORMAL) {
 }