app_list: Show apps grid after installing from cws result.

ui/app_list/views/app_list_main_view.h

Index: ui/app_list/views/app_list_main_view.h
diff --git a/ui/app_list/views/app_list_main_view.h b/ui/app_list/views/app_list_main_view.h
index 0fd7761a84aa87f7b8aaf63322b3470e6361fc24..78c4f1fbd85ee85a8ab11e16a285b3cdefc0b739 100644
--- a/ui/app_list/views/app_list_main_view.h
+++ b/ui/app_list/views/app_list_main_view.h
@@ -5,6 +5,8 @@
 #ifndef UI_APP_LIST_VIEWS_APP_LIST_MAIN_VIEW_H_
 #define UI_APP_LIST_VIEWS_APP_LIST_MAIN_VIEW_H_
 
+#include <string>
+
 #include "base/memory/scoped_vector.h"
 #include "base/timer/timer.h"
 #include "ui/app_list/apps_grid_view_delegate.h"
@@ -53,6 +55,9 @@ class AppListMainView : public views::View,
   void SetDragAndDropHostOfCurrentAppList(
       ApplicationDragAndDropHost* drag_and_drop_host);
 
+  // Shows the apps grid regardless of whether there is a query.
+  void ShowAppsGrid();
+
  private:
   class IconLoader;