Add UI hook for distilling web pages for test shell.

components/dom_distiller/core/url_utils_android.h

+// Copyright 2014 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 COMPONENTS_DOM_DISTILLER_CORE_URL_UTILS_ANDROID_H
+#define COMPONENTS_DOM_DISTILLER_CORE_URL_UTILS_ANDROID_H
+
+#include <jni.h>
+
+#include <string>
+
+namespace dom_distiller {
+
+namespace url_utils {
+
+namespace android {
+
+// Register JNI methods
+bool RegisterUrlUtils(JNIEnv* env);
+
+}  // namespace android
+
+}  // namespace url_utils
+
+}  // namespace dom_distiller
+
+#endif  // COMPONENTS_DOM_DISTILLER_CORE_URL_UTILS_ANDROID_H