Remove all blimp network code.

blimp/net/packet_reader.h

Index: blimp/net/packet_reader.h
diff --git a/blimp/net/packet_reader.h b/blimp/net/packet_reader.h
deleted file mode 100644
index 543351ac2204004111d52f7734b137f604f94784..0000000000000000000000000000000000000000
--- a/blimp/net/packet_reader.h
+++ /dev/null
@@ -1,32 +0,0 @@
-// Copyright 2015 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_NET_PACKET_READER_H_
-#define BLIMP_NET_PACKET_READER_H_
-
-#include "blimp/net/blimp_net_export.h"
-#include "net/base/completion_callback.h"
-#include "net/base/io_buffer.h"
-
-namespace blimp {
-
-// Interface to describe a reader which can read variable-length data packets
-// from a connection.
-class BLIMP_NET_EXPORT PacketReader {
- public:
-  virtual ~PacketReader() {}
-
-  // Reads a packet from the connection.
-  // Passes the packet size to |cb| if the read operation executed
-  // successfully.
-  // Passes the error code to |cb| if an error occurred.
-  // All other values indicate errors.
-  // |callback| will not be invoked if |this| is deleted.
-  virtual void ReadPacket(const scoped_refptr<net::GrowableIOBuffer>& buf,
-                          const net::CompletionCallback& cb) = 0;
-};
-
-}  // namespace blimp
-
-#endif  // BLIMP_NET_PACKET_READER_H_