[PresentationAPI, Android] Add ChromeMediaRouterDialogController.java and bind it with the native M…

chrome/browser/media/android/router/media_router_dialog_controller_android.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/media/android/router/media_router_dialog_controller_android.h"
 
+#include "base/android/jni_android.h"
 #include "content/public/browser/browser_thread.h"
 #include "content/public/browser/web_contents.h"
 #include "content/public/browser/web_contents_delegate.h"
+#include "jni/ChromeMediaRouterDialogController_jni.h"
 
 DEFINE_WEB_CONTENTS_USER_DATA_KEY(
     media_router::MediaRouterDialogControllerAndroid);
 
 using content::WebContents;
 
 namespace media_router {
 
 // static
 MediaRouterDialogControllerAndroid*
 MediaRouterDialogControllerAndroid::GetOrCreateForWebContents(
     WebContents* web_contents) {
   DCHECK(web_contents);
   // This call does nothing if the controller already exists.
   MediaRouterDialogControllerAndroid::CreateForWebContents(web_contents);
   return MediaRouterDialogControllerAndroid::FromWebContents(web_contents);
 }
 
 MediaRouterDialogControllerAndroid::MediaRouterDialogControllerAndroid(
     WebContents* web_contents)
     : MediaRouterDialogController(web_contents) {
+  JNIEnv* env = base::android::AttachCurrentThread();
+  java_dialog_controller_.Reset(Java_ChromeMediaRouterDialogController_create(
+      env,
+      reinterpret_cast<jlong>(this),
+      base::android::GetApplicationContext()));
+}
+
+// static
+bool MediaRouterDialogControllerAndroid::Register(JNIEnv* env) {
+  bool ret = RegisterNativesImpl(env);
+  // No native calls to register yet.
+  // DCHECK(g_ChromeMediaRouterDialogController_clazz);
+  return ret;
 }
 
 MediaRouterDialogControllerAndroid::~MediaRouterDialogControllerAndroid() {
 }
 
 void MediaRouterDialogControllerAndroid::CreateMediaRouterDialog() {
   NOTIMPLEMENTED();
 }
 
 void MediaRouterDialogControllerAndroid::CloseMediaRouterDialog() {
   NOTIMPLEMENTED();
 }
 
 bool MediaRouterDialogControllerAndroid::IsShowingMediaRouterDialog() const {
   NOTIMPLEMENTED();
   return false;
 }
 
 }  // namespace media_router