[Presentation API, Android] Plumbing SendBinaryMessage() from C++ MediaRouterAndroid to java side.

chrome/browser/media/android/router/media_router_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_android.h"
 
 #include "base/android/jni_android.h"
+#include "base/android/jni_array.h"
 #include "base/android/jni_string.h"
 #include "base/guid.h"
 #include "base/logging.h"
 #include "base/memory/scoped_vector.h"
 #include "base/strings/stringprintf.h"
 #include "chrome/browser/media/router/media_routes_observer.h"
 #include "chrome/browser/media/router/media_sinks_observer.h"
 #include "chrome/browser/media/router/presentation_session_messages_observer.h"
 #include "jni/ChromeMediaRouter_jni.h"
 #include "url/gurl.h"
@@ skipping 140 matching lines @@
       java_media_router_.obj(),
       jroute_id.obj(),
       jmessage.obj(),
       callback_id);
 }
 
 void MediaRouterAndroid::SendRouteBinaryMessage(
     const MediaRoute::Id& route_id,
     scoped_ptr<std::vector<uint8>> data,
     const SendRouteMessageCallback& callback) {
-  NOTIMPLEMENTED();
+  int callback_id =
+      message_callbacks_.Add(new SendRouteMessageCallback(callback));
+  JNIEnv* env = base::android::AttachCurrentThread();
+  ScopedJavaLocalRef<jstring> jroute_id =
+      base::android::ConvertUTF8ToJavaString(env, route_id);
+  ScopedJavaLocalRef<jbyteArray> jbyte_array =
+      base::android::ToJavaByteArray(env, &((*data)[0]), data->size());
+  Java_ChromeMediaRouter_sendBinaryMessage(env, java_media_router_.obj(),
+                                           jroute_id.obj(), jbyte_array.obj(),
+                                           callback_id);
 }
 
 void MediaRouterAndroid::AddIssue(const Issue& issue) {
   NOTIMPLEMENTED();
 }
 
 void MediaRouterAndroid::ClearIssue(const Issue::Id& issue_id) {
   NOTIMPLEMENTED();
 }
 
@@ skipping 214 matching lines @@
   scoped_ptr<content::PresentationSessionMessage> message(
       new content::PresentationSessionMessage(content::TEXT));
   message->message = ConvertJavaStringToUTF8(env, jmessage);
   session_messages.push_back(message.Pass());
 
   FOR_EACH_OBSERVER(PresentationSessionMessagesObserver, *observer_list,
                     OnMessagesReceived(session_messages, true));
 }
 
 }  // namespace media_router