Remove all blimp network code.

blimp/net/fake_pipe_manager.cc

-// 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.
-
-#include "blimp/net/fake_pipe_manager.h"
-
-#include "base/memory/ptr_util.h"
-#include "blimp/net/blimp_message_processor.h"
-
-namespace blimp {
-
-FakePipeManager::FakePipeManager() = default;
-
-FakePipeManager::~FakePipeManager() = default;
-
-std::unique_ptr<BlimpMessageProcessor> FakePipeManager::RegisterFeature(
-      BlimpMessage::FeatureCase feature_case,
-      BlimpMessageProcessor* incoming_processor) {
-  incoming_processors_.insert(
-      std::pair<BlimpMessage::FeatureCase, BlimpMessageProcessor*>(
-          feature_case, incoming_processor));
-
-  std::unique_ptr<FakeBlimpMessageProcessor> outgoing_processor =
-      base::MakeUnique<FakeBlimpMessageProcessor>();
-
-  outgoing_processors_.insert(
-      std::pair<BlimpMessage::FeatureCase, FakeBlimpMessageProcessor*>(
-          feature_case, outgoing_processor.get()));
-
-  return std::move(outgoing_processor);
-}
-
-FakeBlimpMessageProcessor* FakePipeManager::GetOutgoingMessageProcessor(
-    BlimpMessage::FeatureCase feature_case) {
-  return outgoing_processors_.at(feature_case);
-}
-
-}  // namespace blimp