app_list: Show apps grid after installing from cws result.

ui/app_list/views/search_result_list_view.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "ui/app_list/views/search_result_list_view.h"
 
 #include <algorithm>
 
 #include "base/bind.h"
 #include "base/message_loop/message_loop.h"
@@ skipping 150 matching lines @@
 
 void SearchResultListView::SearchResultActionActivated(SearchResultView* view,
                                                        size_t action_index,
                                                        int event_flags) {
   if (delegate_ && view->result()) {
     delegate_->InvokeResultAction(
         view->result(), action_index, event_flags);
   }
 }
 
+void SearchResultListView::OnSearchResultInstalled(SearchResultView* view) {
+  if (delegate_ && view->result())
+    delegate_->OnResultInstalled(view->result());
+}
+
 }  // namespace app_list