Introduces UMA for app-list voice search.

ash/shell/app_list.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 <string>
 
 #include "ash/session_state_delegate.h"
 #include "ash/shell.h"
 #include "ash/shell/example_factory.h"
 #include "ash/shell/toplevel_window.h"
@@ skipping 247 matching lines @@
     return &speech_ui_;
   }
 
   virtual void GetShortcutPathForApp(
       const std::string& app_id,
       const base::Callback<void(const base::FilePath&)>& callback) OVERRIDE {
     callback.Run(base::FilePath());
   }
 
   virtual void OpenSearchResult(app_list::SearchResult* result,
+                                bool auto_launch,
                                 int event_flags) OVERRIDE {
     const ExampleSearchResult* example_result =
         static_cast<const ExampleSearchResult*>(result);
     WindowTypeShelfItem::ActivateItem(example_result->type(), event_flags);
   }
 
   virtual void InvokeSearchResultAction(app_list::SearchResult* result,
                                         int action_index,
                                         int event_flags) OVERRIDE {
     NOTIMPLEMENTED();
@@ skipping 87 matching lines @@
 };
 
 }  // namespace
 
 app_list::AppListViewDelegate* CreateAppListViewDelegate() {
   return new ExampleAppListViewDelegate;
 }
 
 }  // namespace shell
 }  // namespace ash