Add VideoPacket struct for video packets. Refactor Decode interface to use it.

remoting/host/session_manager.cc

Index: remoting/host/session_manager.cc
diff --git a/remoting/host/session_manager.cc b/remoting/host/session_manager.cc
index b9726a725844e76012c73524c8c9e467876ff09f..6741905e7f35d3ed0ef5f5194f21955a97c7f397 100644
--- a/remoting/host/session_manager.cc
+++ b/remoting/host/session_manager.cc
@@ -11,6 +11,7 @@
 #include "base/stl_util-inl.h"
 #include "remoting/base/capture_data.h"
 #include "remoting/base/tracer.h"
+#include "remoting/proto/video.pb.h"
 #include "remoting/protocol/connection_to_client.h"
 #include "remoting/protocol/message_decoder.h"
 
@@ -253,15 +254,7 @@ void SessionManager::DoGetInitInfo(
 
   ScopedTracer tracer("init");
 
-  // Sends the init message to the connection.
-  network_loop_->PostTask(
-      FROM_HERE,
-      NewTracedMethod(this, &SessionManager::DoSendInit, connection,
-                        capturer()->width(), capturer()->height()));
-
-  // And then add the connection to the list so it can receive update stream.
-  // It is important we do so in such order or the connection will receive
-  // update stream before init message.
+  // Add the client to the list so it can receive update stream.
   network_loop_->PostTask(
       FROM_HERE,
       NewTracedMethod(this, &SessionManager::DoAddClient, connection));
@@ -347,14 +340,6 @@ void SessionManager::DoSendVideoPacket(VideoPacket* packet) {
   TraceContext::tracer()->PrintString("DoSendUpdate done");
 }
 
-void SessionManager::DoSendInit(scoped_refptr<ConnectionToClient> connection,
-                                int width, int height) {
-  DCHECK_EQ(network_loop_, MessageLoop::current());
-
-  // Sends the connection init information.
-  connection->SendInitClientMessage(width, height);
-}
-
 void SessionManager::DoAddClient(scoped_refptr<ConnectionToClient> connection) {
   DCHECK_EQ(network_loop_, MessageLoop::current());