Sort experimental app list search result groups.

ui/app_list/test/test_search_result.cc

Index: ui/app_list/test/test_search_result.cc
diff --git a/ui/app_list/test/test_search_result.cc b/ui/app_list/test/test_search_result.cc
index a93229ea4d7f8e6c9a9fd3216544d55a122dc98b..cdb16962590d5f6f14734c236baecf3bd0385b24 100644
--- a/ui/app_list/test/test_search_result.cc
+++ b/ui/app_list/test/test_search_result.cc
@@ -12,10 +12,6 @@ TestSearchResult::TestSearchResult() {
 TestSearchResult::~TestSearchResult() {
 }
 
-void TestSearchResult::SetDisplayType(SearchResult::DisplayType type) {
-  set_display_type(type);
-}
-
 scoped_ptr<SearchResult> TestSearchResult::Duplicate() const {
   NOTREACHED();
   return nullptr;