Add missing using statements for JNI types.

chrome/browser/ui/android/infobars/save_password_infobar.cc

 // 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.
 
 #include "chrome/browser/ui/android/infobars/save_password_infobar.h"
 
 #include <utility>
 
 #include "base/android/jni_android.h"
 #include "base/android/jni_string.h"
 #include "base/memory/ptr_util.h"
 #include "jni/SavePasswordInfoBar_jni.h"
 
+using base::android::JavaParamRef;
+
 SavePasswordInfoBar::SavePasswordInfoBar(
     std::unique_ptr<SavePasswordInfoBarDelegate> delegate)
     : ConfirmInfoBar(std::move(delegate)) {}
 
 SavePasswordInfoBar::~SavePasswordInfoBar() {
 }
 
 base::android::ScopedJavaLocalRef<jobject>
 SavePasswordInfoBar::CreateRenderInfoBar(JNIEnv* env) {
   using base::android::ConvertUTF16ToJavaString;
@@ skipping 19 matching lines @@
 
 void SavePasswordInfoBar::OnLinkClicked(JNIEnv* env,
                                         const JavaParamRef<jobject>& obj) {
   GetDelegate()->LinkClicked(NEW_FOREGROUND_TAB);
 }
 
 std::unique_ptr<infobars::InfoBar> CreateSavePasswordInfoBar(
     std::unique_ptr<SavePasswordInfoBarDelegate> delegate) {
   return base::WrapUnique(new SavePasswordInfoBar(std::move(delegate)));
 }