Remove all blimp client code.

blimp/client/core/compositor/blob_channel_feature.h

-// Copyright 2016 The Chromium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-#ifndef BLIMP_CLIENT_CORE_COMPOSITOR_BLOB_CHANNEL_FEATURE_H_
-#define BLIMP_CLIENT_CORE_COMPOSITOR_BLOB_CHANNEL_FEATURE_H_
-
-#include <memory>
-
-#include "base/macros.h"
-#include "blimp/client/core/compositor/blob_image_serialization_processor.h"
-#include "blimp/net/blimp_message_processor.h"
-
-namespace blimp {
-
-class BlobChannelReceiver;
-
-namespace client {
-
-// BlobChannelFeature processes incoming BlobChannel message from the engine and
-// holds the cache of Blob payloads.
-class BlobChannelFeature : public BlimpMessageProcessor {
- public:
-  explicit BlobChannelFeature(
-      BlobImageSerializationProcessor::ErrorDelegate* delegate);
-  ~BlobChannelFeature() override;
-
- protected:
-  // The receiver that does the actual blob processing, protected for test.
-  std::unique_ptr<BlobChannelReceiver> blob_receiver_;
-
- private:
-  // BlimpMessageProcessor implementation.
-  void ProcessMessage(std::unique_ptr<BlimpMessage> message,
-                      const net::CompletionCallback& callback) override;
-
-  // Receives blob BlimpMessages and relays blob data to BlobChannelReceiver.
-  // Owned by BlobChannelReceiver, therefore stored as a raw pointer here.
-  BlimpMessageProcessor* incoming_msg_processor_ = nullptr;
-
-  // Retrieves and decodes image data from |blob_receiver_|. Must outlive
-  // |blob_receiver_|.
-  BlobImageSerializationProcessor blob_image_processor_;
-
-  DISALLOW_COPY_AND_ASSIGN(BlobChannelFeature);
-};
-
-}  // namespace client
-}  // namespace blimp
-
-#endif  // BLIMP_CLIENT_CORE_COMPOSITOR_BLOB_CHANNEL_FEATURE_H_