Incorporate BlobChannel into Blimp image encode/decode pipeline.

blimp/client/session/blimp_client_session.h

Index: blimp/client/session/blimp_client_session.h
diff --git a/blimp/client/session/blimp_client_session.h b/blimp/client/session/blimp_client_session.h
index 71b4d3d0cf6b953ea465672811788d050b10311a..eb2cf8ba75a463acbef3aebde882c0fef1a28d5c 100644
--- a/blimp/client/session/blimp_client_session.h
+++ b/blimp/client/session/blimp_client_session.h
@@ -23,8 +23,11 @@ namespace blimp {
 
 class BlimpMessageProcessor;
 class BlimpMessageThreadPipe;
+class BlobCache;

[Wez, 2016/05/21 01:08:04]

You don't seem to use this below?

[Kevin M, 2016/05/27 22:35:30]

Done.

+class BlobChannelReceiver;
 class BrowserConnectionHandler;
 class ClientConnectionManager;
+class HeliumBlobReceiverDelegate;
 class ThreadPipeManager;
 
 namespace client {
@@ -91,6 +94,8 @@ class BlimpClientSession : public NetworkEventObserver {
   void OnDisconnected(int result) override;
 
   base::Thread io_thread_;
+  HeliumBlobReceiverDelegate* blob_delegate_ = nullptr;

[Wez, 2016/05/21 01:08:04]

nit: Need a comment to explain this member, and in particular why it is bare.

[Kevin M, 2016/05/27 22:35:30]

Done.

+  std::unique_ptr<BlobChannelReceiver> blob_receiver_;
   std::unique_ptr<TabControlFeature> tab_control_feature_;
   std::unique_ptr<NavigationFeature> navigation_feature_;
   std::unique_ptr<ImeFeature> ime_feature_;