Make getFaviconImageSet work with all expected URL types.

chrome/test/data/webui/webui_resource_browsertest.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 <vector>
 
 #include "base/path_service.h"
 #include "chrome/browser/ui/browser.h"
 #include "chrome/browser/ui/tabs/tab_strip_model.h"
 #include "chrome/grit/options_test_resources.h"
@@ skipping 218 matching lines @@
 }
 
 IN_PROC_BROWSER_TEST_F(WebUIResourceBrowserTest, SplitterTest) {
   AddLibrary(IDR_WEBUI_JS_CR);
   AddLibrary(IDR_WEBUI_JS_CR_UI);
   AddLibrary(IDR_WEBUI_JS_CR_UI_SPLITTER);
   LoadFile(base::FilePath(FILE_PATH_LITERAL("splitter_test.html")));
 }
 
 IN_PROC_BROWSER_TEST_F(WebUIResourceBrowserTest, UtilTest) {
+  AddLibrary(IDR_WEBUI_JS_CR);
   AddLibrary(IDR_WEBUI_JS_UTIL);
   LoadFile(base::FilePath(FILE_PATH_LITERAL("util_test.html")));
 }
 
 IN_PROC_BROWSER_TEST_F(WebUIResourceBrowserTest, PromiseResolverTest) {
   AddLibrary(IDR_WEBUI_JS_ASSERT);
   AddLibrary(IDR_WEBUI_JS_PROMISE_RESOLVER);
   LoadFile(base::FilePath(FILE_PATH_LITERAL("promise_resolver_test.html")));
 }