Implement video frame acknowledgements in the chromoting protocol.

remoting/protocol/connection_to_client_unittest.cc

Index: remoting/protocol/connection_to_client_unittest.cc
diff --git a/remoting/protocol/connection_to_client_unittest.cc b/remoting/protocol/connection_to_client_unittest.cc
index e123cfaf0db922a7a6492d43de476d2977d6ac2f..613ccaf2c9c4c899a5dde0c5b87cb3a215394bc4 100644
--- a/remoting/protocol/connection_to_client_unittest.cc
+++ b/remoting/protocol/connection_to_client_unittest.cc
@@ -11,6 +11,7 @@
 #include "remoting/base/constants.h"
 #include "remoting/protocol/fake_session.h"
 #include "remoting/protocol/protocol_mock_objects.h"
+#include "remoting/protocol/video_stub.h"
 #include "testing/gmock/include/gmock/gmock.h"
 
 using ::testing::_;
@@ -20,6 +21,13 @@ using ::testing::StrictMock;
 namespace remoting {
 namespace protocol {
 
+namespace {
+
+void IgnoreProgress(VideoStub::PacketProgress progress) {
+}
+
+}
+
 class ConnectionToClientTest : public testing::Test {
  public:
   ConnectionToClientTest() {
@@ -63,7 +71,8 @@ class ConnectionToClientTest : public testing::Test {
 
 TEST_F(ConnectionToClientTest, SendUpdateStream) {
   scoped_ptr<VideoPacket> packet(new VideoPacket());
-  viewer_->video_stub()->ProcessVideoPacket(packet.Pass(), base::Closure());
+  viewer_->video_stub()->ProcessVideoPacket(packet.Pass(),
+                                            base::Bind(&IgnoreProgress));
 
   base::RunLoop().RunUntilIdle();
 
@@ -82,7 +91,8 @@ TEST_F(ConnectionToClientTest, SendUpdateStream) {
 
 TEST_F(ConnectionToClientTest, NoWriteAfterDisconnect) {
   scoped_ptr<VideoPacket> packet(new VideoPacket());
-  viewer_->video_stub()->ProcessVideoPacket(packet.Pass(), base::Closure());
+  viewer_->video_stub()->ProcessVideoPacket(packet.Pass(),
+                                            base::Bind(&IgnoreProgress));
 
   // And then close the connection to ConnectionToClient.
   viewer_->Disconnect();