Add missing using statements for JNI types.

chrome/browser/dom_distiller/dom_distiller_service_factory_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 "chrome/browser/dom_distiller/dom_distiller_service_factory_android.h"
 
 #include "base/android/jni_android.h"
 #include "chrome/browser/dom_distiller/dom_distiller_service_factory.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/profiles/profile_android.h"
 #include "components/dom_distiller/core/dom_distiller_service_android.h"
 #include "jni/DomDistillerServiceFactory_jni.h"
 
+using base::android::JavaParamRef;
 using base::android::ScopedJavaLocalRef;
 
 namespace dom_distiller {
 namespace android {
 
 ScopedJavaLocalRef<jobject> DomDistillerServiceFactoryAndroid::GetForProfile(
     JNIEnv* env,
     jclass clazz,
     jobject j_profile) {
   dom_distiller::DomDistillerService* service =
@@ skipping 11 matching lines @@
 ScopedJavaLocalRef<jobject> GetForProfile(
     JNIEnv* env,
     const JavaParamRef<jclass>& clazz,
     const JavaParamRef<jobject>& j_profile) {
   return DomDistillerServiceFactoryAndroid::GetForProfile(env, clazz,
                                                           j_profile);
 }
 
 }  // namespace android
 }  // namespace dom_distiller