Add missing using statements for JNI types.

chrome/browser/android/dev_tools_server.cc

 // Copyright (c) 2012 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/android/dev_tools_server.h"
 
 #include <pwd.h>
 #include <cstring>
 #include <utility>
 
@@ skipping 31 matching lines @@
 #include "content/public/common/content_switches.h"
 #include "content/public/common/url_constants.h"
 #include "content/public/common/user_agent.h"
 #include "grit/browser_resources.h"
 #include "jni/DevToolsServer_jni.h"
 #include "net/base/net_errors.h"
 #include "net/socket/unix_domain_server_socket_posix.h"
 #include "net/url_request/url_request_context_getter.h"
 #include "ui/base/resource/resource_bundle.h"
 
+using base::android::JavaParamRef;
 using content::DevToolsAgentHost;
 using content::RenderViewHost;
 using content::WebContents;
 using devtools_http_handler::DevToolsHttpHandler;
 
 namespace {
 
 // TL;DR: Do not change this string.
 //
 // Desktop Chrome relies on this format to identify debuggable apps on Android
@@ skipping 197 matching lines @@
                                       jlong server,
                                       jboolean enabled,
                                       jboolean allow_debug_permission) {
   DevToolsServer* devtools_server = reinterpret_cast<DevToolsServer*>(server);
   if (enabled) {
     devtools_server->Start(allow_debug_permission);
   } else {
     devtools_server->Stop();
   }
 }