Add missing using statements for JNI types.

chrome/browser/net/spdyproxy/data_reduction_proxy_settings_android.cc

 // Copyright 2013 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/net/spdyproxy/data_reduction_proxy_settings_android.h"
 
 #include <stdint.h>
 
 #include "base/android/jni_android.h"
 #include "base/android/jni_string.h"
 #include "base/values.h"
 #include "chrome/browser/net/spdyproxy/data_reduction_proxy_chrome_settings.h"
 #include "chrome/browser/net/spdyproxy/data_reduction_proxy_chrome_settings_factory.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/profiles/profile_manager.h"
 #include "chrome/common/pref_names.h"
 #include "components/data_reduction_proxy/core/browser/data_reduction_proxy_metrics.h"
 #include "components/data_reduction_proxy/core/browser/data_reduction_proxy_settings.h"
 #include "components/data_reduction_proxy/core/common/data_reduction_proxy_event_store.h"
 #include "components/data_reduction_proxy/core/common/data_reduction_proxy_params.h"
 #include "components/data_reduction_proxy/core/common/data_reduction_proxy_pref_names.h"
 #include "jni/DataReductionProxySettings_jni.h"
 #include "net/proxy/proxy_server.h"
 #include "url/gurl.h"
 
 
 using base::android::ConvertUTF8ToJavaString;
+using base::android::JavaParamRef;
 using base::android::ScopedJavaLocalRef;
 using data_reduction_proxy::DataReductionProxySettings;
 
 DataReductionProxySettingsAndroid::DataReductionProxySettingsAndroid() {
 }
 
 DataReductionProxySettingsAndroid::~DataReductionProxySettingsAndroid() {
 }
 
 jboolean DataReductionProxySettingsAndroid::IsDataReductionProxyAllowed(
@@ skipping 170 matching lines @@
   if (!event_store)
     return ConvertUTF8ToJavaString(env, std::string());
 
   return ConvertUTF8ToJavaString(env, event_store->SanitizedLastBypassEvent());
 }
 
 // Used by generated jni code.
 static jlong Init(JNIEnv* env, const JavaParamRef<jobject>& obj) {
   return reinterpret_cast<intptr_t>(new DataReductionProxySettingsAndroid());
 }