[MediaRouter] Implement send binary message from PSDImpl to MRPManager

chrome/browser/media/router/media_router_mojo_impl.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/router/media_router_mojo_impl.h"
 
 #include "base/bind.h"
 #include "base/guid.h"
 #include "base/logging.h"
 #include "base/memory/scoped_vector.h"
@@ skipping 226 matching lines @@
 void MediaRouterMojoImpl::SendRouteMessage(
     const MediaRoute::Id& route_id,
     const std::string& message,
     const SendRouteMessageCallback& callback) {
   DCHECK(thread_checker_.CalledOnValidThread());
 
   RunOrDefer(base::Bind(&MediaRouterMojoImpl::DoSendSessionMessage,
                         base::Unretained(this), route_id, message, callback));
 }
 
+void MediaRouterMojoImpl::SendRouteBinaryMessage(
+    const MediaRoute::Id& route_id,
+    const std::vector<uint8>& data,
+    const SendRouteMessageCallback& callback) {
+  DCHECK(thread_checker_.CalledOnValidThread());
+
+  RunOrDefer(base::Bind(&MediaRouterMojoImpl::DoSendSessionBinaryMessage,
+                        base::Unretained(this), route_id, data, callback));
+}
+
 void MediaRouterMojoImpl::ListenForRouteMessages(
     const std::vector<MediaRoute::Id>& route_ids,
     const PresentationSessionMessageCallback& message_cb) {
   DCHECK(thread_checker_.CalledOnValidThread());
   RunOrDefer(base::Bind(&MediaRouterMojoImpl::DoListenForRouteMessages,
                         base::Unretained(this), route_ids, message_cb));
 }
 
 void MediaRouterMojoImpl::ClearIssue(const Issue::Id& issue_id) {
   DCHECK(thread_checker_.CalledOnValidThread());
@@ skipping 114 matching lines @@
 }
 
 void MediaRouterMojoImpl::DoSendSessionMessage(
     const MediaRoute::Id& route_id,
     const std::string& message,
     const SendRouteMessageCallback& callback) {
   DVLOG_WITH_INSTANCE(1) << "SendRouteMessage " << route_id;
   media_route_provider_->SendRouteMessage(route_id, message, callback);
 }
 
+void MediaRouterMojoImpl::DoSendSessionBinaryMessage(
+    const MediaRoute::Id& route_id,
+    const std::vector<uint8>& data,
+    const SendRouteMessageCallback& callback) {
+  DVLOG_WITH_INSTANCE(1) << "SendRouteBinaryMessage " << route_id;
+  media_route_provider_->SendRouteBinaryMessage(
+      route_id, mojo::Array<uint8>::From(data), callback);

[haibinlu, 2015/07/25 01:15:53]

"From" makes a copy of the underlying data. Is there way to avoid that? maybe
pass in 
scoped_ptr<std::vector> 

+}
+
 void MediaRouterMojoImpl::DoListenForRouteMessages(
     const std::vector<MediaRoute::Id>& route_ids,
     const PresentationSessionMessageCallback& message_cb) {
   DVLOG_WITH_INSTANCE(1) << "ListenForRouteMessages";
   media_route_provider_->ListenForRouteMessages(
       mojo::Array<mojo::String>::From(route_ids),
       base::Bind(&MediaRouterMojoImpl::OnRouteMessageReceived,
                  base::Unretained(this), message_cb));
 }
 
@@ skipping 80 matching lines @@
     return;
   }
 
   for (const auto& next_request : pending_requests_)
     next_request.Run();
 
   pending_requests_.clear();
 }
 
 }  // namespace media_router