Support custom icon in search result.

chrome/browser/chromeos/launcher_search_provider/test_util.h

+// Copyright 2015 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.
+
+#ifndef CHROME_BROWSER_CHROMEOS_LAUNCHER_SEARCH_PROVIDER_TEST_UTIL_H_
+#define CHROME_BROWSER_CHROMEOS_LAUNCHER_SEARCH_PROVIDER_TEST_UTIL_H_
+
+#include "chrome/browser/profiles/profile.h"
+
+namespace chromeos {
+namespace launcher_search_provider {
+
+class TestUtil {
+ public:
+  static void SendMessageToTestExtension(Profile* profile,
+                                         const std::string& message);
+};
+
+}  // namespace launcher_search_provider
+}  // namespace chromeos
+
+#endif  // CHROME_BROWSER_CHROMEOS_LAUNCHER_SEARCH_PROVIDER_TEST_UTIL_H_