[AppList] Add a Suggestions Provider to applist.

ui/app_list/views/search_result_page_view_unittest.cc

Index: ui/app_list/views/search_result_page_view_unittest.cc
diff --git a/ui/app_list/views/search_result_page_view_unittest.cc b/ui/app_list/views/search_result_page_view_unittest.cc
index 33cdaed8d5d8387ecfc61fbf5e4e0b9e98a21c6c..428f9f31356b9c950ee4ee7a42e7943188ca2ad3 100644
--- a/ui/app_list/views/search_result_page_view_unittest.cc
+++ b/ui/app_list/views/search_result_page_view_unittest.cc
@@ -83,8 +83,10 @@ TEST_F(SearchResultPageViewTest, Basic) {
   std::map<SearchResult::DisplayType, int> result_types;
   const int kListResults = 2;
   const int kTileResults = 1;
+  const int kNoneResults = 3;
   result_types[SearchResult::DISPLAY_LIST] = kListResults;
   result_types[SearchResult::DISPLAY_TILE] = kTileResults;
+  result_types[SearchResult::DISPLAY_NONE] = kNoneResults;
 
   SetUpSearchResults(result_types);
   EXPECT_EQ(0, GetSelectedIndex());