Implement video frame acknowledgements in the chromoting protocol.

remoting/host/client_session_unittest.cc

Index: remoting/host/client_session_unittest.cc
diff --git a/remoting/host/client_session_unittest.cc b/remoting/host/client_session_unittest.cc
index 0f0898e2a30e7c01570aa55ca7b4a09b85151251..2b3369650886ee8fb4b4c01a5d46a6d353de49df 100644
--- a/remoting/host/client_session_unittest.cc
+++ b/remoting/host/client_session_unittest.cc
@@ -36,7 +36,7 @@ using protocol::MockClientStub;
 using protocol::MockHostStub;
 using protocol::MockInputStub;
 using protocol::MockSession;
-using protocol::MockVideoStub;
+using protocol::MockVideoSender;
 using protocol::SessionConfig;
 
 using testing::_;
@@ -190,7 +190,7 @@ class ClientSessionTest : public testing::Test {
 
   // Stubs returned to |client_session_| components by |connection_|.
   MockClientStub client_stub_;
-  MockVideoStub video_stub_;
+  MockVideoSender video_sender_;
 
   // DesktopEnvironment owns |input_injector_|, but input injection tests need
   // to express expectations on it.
@@ -242,7 +242,8 @@ void ClientSessionTest::CreateClientSession() {
   EXPECT_CALL(*connection, session()).WillRepeatedly(Return(session));
   EXPECT_CALL(*connection, client_stub())
       .WillRepeatedly(Return(&client_stub_));
-  EXPECT_CALL(*connection, video_stub()).WillRepeatedly(Return(&video_stub_));
+  EXPECT_CALL(*connection, video_sender())
+      .WillRepeatedly(Return(&video_sender_));
   EXPECT_CALL(*connection, Disconnect());
   connection_ = connection.get();
 
@@ -370,7 +371,7 @@ TEST_F(ClientSessionTest, ClipboardStubFilter) {
   // the injected input will go though. Otherwise mouse events will be blocked
   // by the mouse clamping filter.
   Sequence s;
-  EXPECT_CALL(video_stub_, ProcessVideoPacketPtr(_, _))
+  EXPECT_CALL(video_sender_, ProcessVideoPacketPtr(_, _))
       .InSequence(s)
       .After(authenticated)
       .WillOnce(DoAll(
@@ -437,7 +438,7 @@ TEST_F(ClientSessionTest, InputStubFilter) {
   // the injected input will go though. Otherwise mouse events will be blocked
   // by the mouse clamping filter.
   Sequence s;
-  EXPECT_CALL(video_stub_, ProcessVideoPacketPtr(_, _))
+  EXPECT_CALL(video_sender_, ProcessVideoPacketPtr(_, _))
       .InSequence(s)
       .After(authenticated)
       .WillOnce(DoAll(
@@ -493,7 +494,7 @@ TEST_F(ClientSessionTest, LocalInputTest) {
   // the injected input will go though. Otherwise mouse events will be blocked
   // by the mouse clamping filter.
   Sequence s;
-  EXPECT_CALL(video_stub_, ProcessVideoPacketPtr(_, _))
+  EXPECT_CALL(video_sender_, ProcessVideoPacketPtr(_, _))
       .InSequence(s)
       .After(authenticated)
       .WillOnce(DoAll(
@@ -551,7 +552,7 @@ TEST_F(ClientSessionTest, RestoreEventState) {
   // the injected input will go though. Otherwise mouse events will be blocked
   // by the mouse clamping filter.
   Sequence s;
-  EXPECT_CALL(video_stub_, ProcessVideoPacketPtr(_, _))
+  EXPECT_CALL(video_sender_, ProcessVideoPacketPtr(_, _))
       .InSequence(s)
       .After(authenticated)
       .WillOnce(DoAll(
@@ -610,7 +611,7 @@ TEST_F(ClientSessionTest, ClampMouseEvents) {
       if (i == 0 && j == 0) {
         // Inject the 1st event once a video packet has been received.
         connected =
-            EXPECT_CALL(video_stub_, ProcessVideoPacketPtr(_, _))
+            EXPECT_CALL(video_sender_, ProcessVideoPacketPtr(_, _))
                 .After(connected)
                 .WillOnce(InjectMouseEvent(connection_, injected_event));
       } else {
@@ -698,7 +699,7 @@ TEST_F(ClientSessionTest, ResetVideoPipeline) {
   EXPECT_CALL(session_event_handler_, OnSessionAuthenticated(_))
       .WillOnce(Return(true));
 
-  EXPECT_CALL(video_stub_, ProcessVideoPacketPtr(_, _))
+  EXPECT_CALL(video_sender_, ProcessVideoPacketPtr(_, _))
       .WillOnce(DoAll(
           InvokeWithoutArgs(this, &ClientSessionTest::DisconnectClientSession),
           InvokeWithoutArgs(this, &ClientSessionTest::StopClientSession)));