[MediaRouter] Implement send binary message from PSDImpl to MRPManager

chrome/browser/media/router/media_router_mojo_impl.cc

Index: chrome/browser/media/router/media_router_mojo_impl.cc
diff --git a/chrome/browser/media/router/media_router_mojo_impl.cc b/chrome/browser/media/router/media_router_mojo_impl.cc
index 976b0eeb70d8ccfb8e3a220ef0bc170bc2c08eff..376f60a3356b3529ed08a76e5c3afd62af32f14a 100644
--- a/chrome/browser/media/router/media_router_mojo_impl.cc
+++ b/chrome/browser/media/router/media_router_mojo_impl.cc
@@ -244,6 +244,16 @@ void MediaRouterMojoImpl::SendRouteMessage(
                         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) {
@@ -378,6 +388,15 @@ void MediaRouterMojoImpl::DoSendSessionMessage(
   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) {