Simplifies the structure of app_list search a bit.

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

Index: chrome/browser/ui/app_list/search/app_result.cc
diff --git a/chrome/browser/ui/app_list/search/app_result.cc b/chrome/browser/ui/app_list/search/app_result.cc
index 92c68fd284749490c72104031b0d89f67ce9774a..f0cfb58c8ddf853f5f802f32441e01f995a4217a 100644
--- a/chrome/browser/ui/app_list/search/app_result.cc
+++ b/chrome/browser/ui/app_list/search/app_result.cc
@@ -114,18 +114,15 @@ void AppResult::Open(int event_flags) {
       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;
 }