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

ui/app_list/search_result.h

Index: ui/app_list/search_result.h
diff --git a/ui/app_list/search_result.h b/ui/app_list/search_result.h
index 95bc5e55ee2b94ba5d0bc7bf032e91611b2327a1..5efcfd06a898d4a193c8b34f3f6263101ec0e664 100644
--- a/ui/app_list/search_result.h
+++ b/ui/app_list/search_result.h
@@ -106,6 +106,11 @@ class APP_LIST_EXPORT SearchResult {
   }
   void SetActions(const Actions& sets);
 
+  // Whether the result can be automatically selected by a voice query.
+  // (Non-voice results can still appear in the results list to be manually
+  // selected.)
+  bool voice_result() const { return voice_result_; }
+
   bool is_installing() const { return is_installing_; }
   void SetIsInstalling(bool is_installing);
 
@@ -141,6 +146,7 @@ class APP_LIST_EXPORT SearchResult {
   void set_display_type(DisplayType display_type) {
     display_type_ = display_type;
   }
+  void set_voice_result(bool voice_result) { voice_result_ = voice_result; }
 
  private:
   gfx::ImageSkia icon_;
@@ -156,6 +162,7 @@ class APP_LIST_EXPORT SearchResult {
   DisplayType display_type_;
 
   Actions actions_;
+  bool voice_result_;
 
   bool is_installing_;
   int percent_downloaded_;