Allow AppSearchProvider to provide recommendations.

chrome/browser/ui/app_list/search/app_result.h

Index: chrome/browser/ui/app_list/search/app_result.h
diff --git a/chrome/browser/ui/app_list/search/app_result.h b/chrome/browser/ui/app_list/search/app_result.h
index 7771433e23931f5ba4a13a8a7e702ffa6288ec14..8f291c7a087f2ea12d0707da89fee066e241933a 100644
--- a/chrome/browser/ui/app_list/search/app_result.h
+++ b/chrome/browser/ui/app_list/search/app_result.h
@@ -18,6 +18,10 @@ class AppListControllerDelegate;
 class ExtensionEnableFlow;
 class Profile;
 
+namespace base {
+class Time;
+}
+
 namespace extensions {
 class ExtensionRegistry;
 }
@@ -42,6 +46,9 @@ class AppResult : public ChromeSearchResult,
   void UpdateFromMatch(const TokenizedString& title,
                        const TokenizedStringMatch& match);
 
+  void UpdateFromLastLaunched(const base::Time& current_time,
+                              const base::Time& last_launched);
+
   // ChromeSearchResult overides:
   virtual void Open(int event_flags) OVERRIDE;
   virtual void InvokeAction(int action_index, int event_flags) OVERRIDE;