Simplifies the structure of app_list search a bit.

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

 // Copyright 2013 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 "chrome/browser/ui/app_list/search/app_result.h"
 
 #include "base/time/time.h"
 #include "chrome/browser/extensions/extension_service.h"
 #include "chrome/browser/extensions/extension_util.h"
 #include "chrome/browser/profiles/profile.h"
@@ skipping 96 matching lines @@
   content::RecordAction(
       base::UserMetricsAction("AppList_ClickOnAppFromSearch"));
 
   controller_->ActivateApp(
       profile_,
       extension,
       AppListControllerDelegate::LAUNCH_FROM_APP_LIST_SEARCH,
       event_flags);
 }
 
-void AppResult::InvokeAction(int action_index, int event_flags) {}
-
-scoped_ptr<ChromeSearchResult> AppResult::Duplicate() {
-  scoped_ptr<ChromeSearchResult> copy(
-      new AppResult(profile_, app_id_, controller_));
+scoped_ptr<SearchResult> AppResult::Duplicate() {
+  scoped_ptr<SearchResult> copy(new AppResult(profile_, app_id_, controller_));
   copy->set_title(title());
   copy->set_title_tags(title_tags());
 
   return copy.Pass();
 }
 
-ChromeSearchResultType AppResult::GetType() {
+SearchResultType AppResult::GetType() {
   return APP_SEARCH_RESULT;
 }
 
 ui::MenuModel* AppResult::GetContextMenuModel() {
   if (!context_menu_) {
     context_menu_.reset(new AppContextMenu(
         this, profile_, app_id_, controller_));
     context_menu_->set_is_platform_app(is_platform_app_);
     context_menu_->set_is_search_result(true);
   }
@@ skipping 75 matching lines @@
 
   NotifyItemUninstalled();
 }
 
 void AppResult::OnShutdown(extensions::ExtensionRegistry* registry) {
   DCHECK_EQ(extension_registry_, registry);
   StopObservingExtensionRegistry();
 }
 
 }  // namespace app_list