Simplifies the structure of app_list search a bit.

chrome/browser/ui/app_list/search/webstore/webstore_result.cc

Index: chrome/browser/ui/app_list/search/webstore/webstore_result.cc
diff --git a/chrome/browser/ui/app_list/search/webstore/webstore_result.cc b/chrome/browser/ui/app_list/search/webstore/webstore_result.cc
index 6b3d25b9e13d919a1cfa0c513ee2d6c66332dc9c..beacbfc84f83b076ba549d0b7c67e881b7db365f 100644
--- a/chrome/browser/ui/app_list/search/webstore/webstore_result.cc
+++ b/chrome/browser/ui/app_list/search/webstore/webstore_result.cc
@@ -128,14 +128,14 @@ void WebstoreResult::InvokeAction(int action_index, int event_flags) {
   StartInstall(action_index == kLaunchEphemeralAppAction);
 }
 
-scoped_ptr<ChromeSearchResult> WebstoreResult::Duplicate() {
-  return scoped_ptr<ChromeSearchResult>(new WebstoreResult(profile_,
-                                                           app_id_,
-                                                           localized_name_,
-                                                           icon_url_,
-                                                           is_paid_,
-                                                           item_type_,
-                                                           controller_)).Pass();
+scoped_ptr<SearchResult> WebstoreResult::Duplicate() {
+  return scoped_ptr<SearchResult>(new WebstoreResult(profile_,
+                                                     app_id_,
+                                                     localized_name_,
+                                                     icon_url_,
+                                                     is_paid_,
+                                                     item_type_,
+                                                     controller_));
 }
 
 void WebstoreResult::InitAndStartObserving() {
@@ -301,7 +301,7 @@ void WebstoreResult::OnShutdown(extensions::ExtensionRegistry* registry) {
   StopObservingRegistry();
 }
 
-ChromeSearchResultType WebstoreResult::GetType() {
+SearchResultType WebstoreResult::GetType() {
   return SEARCH_WEBSTORE_SEARCH_RESULT;
 }