App list voice searches now prioritize exact-match web results.

ui/app_list/search_controller.h

Index: ui/app_list/search_controller.h
diff --git a/ui/app_list/search_controller.h b/ui/app_list/search_controller.h
index 18c67ef739b0d5d8c64c04be68c21ef6eb4da03a..24825339a0c347ca133601731d6248221605d303 100644
--- a/ui/app_list/search_controller.h
+++ b/ui/app_list/search_controller.h
@@ -31,7 +31,7 @@ class APP_LIST_EXPORT SearchController {
                    History* history);
   virtual ~SearchController();
 
-  void Start();
+  void Start(bool is_voice_query);
   void Stop();
 
   void OpenResult(SearchResult* result, int event_flags);
@@ -56,6 +56,8 @@ class APP_LIST_EXPORT SearchController {
   scoped_ptr<Mixer> mixer_;
   History* history_;  // KeyedService, not owned.
 
+  bool is_voice_query_;
+
   base::OneShotTimer<SearchController> stop_timer_;
 
   DISALLOW_COPY_AND_ASSIGN(SearchController);