Add missing using statements for JNI types.

components/dom_distiller/core/url_utils_android.cc

 // 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.
 
 #include "components/dom_distiller/core/url_utils_android.h"
 
 #include <string>
 
 #include "base/android/jni_string.h"
 #include "components/dom_distiller/core/url_constants.h"
 #include "components/dom_distiller/core/url_utils.h"
 #include "jni/DomDistillerUrlUtils_jni.h"
 #include "net/base/url_util.h"
 #include "url/gurl.h"
 
+using base::android::JavaParamRef;
+using base::android::ScopedJavaLocalRef;
+
 namespace dom_distiller {
 
 namespace url_utils {
 
 namespace android {
 
 ScopedJavaLocalRef<jstring> GetDistillerViewUrlFromUrl(
     JNIEnv* env,
     const JavaParamRef<jclass>& clazz,
     const JavaParamRef<jstring>& j_scheme,
@@ skipping 59 matching lines @@
       env, dom_distiller::url_utils::GetValueForKeyInUrl(url, key));
 }
 
 bool RegisterUrlUtils(JNIEnv* env) { return RegisterNativesImpl(env); }
 
 }  // namespace android
 
 }  // namespace url_utils
 
 }  // namespace dom_distiller