Move sky_viewer into services/sky

sky/viewer/dart_library_provider_impl.cc

-// 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.
-
-#include "sky/viewer/dart_library_provider_impl.h"
-
-namespace sky {
-
-DartLibraryProviderImpl::PrefetchedLibrary::PrefetchedLibrary() {
-}
-
-DartLibraryProviderImpl::PrefetchedLibrary::~PrefetchedLibrary() {
-}
-
-DartLibraryProviderImpl::DartLibraryProviderImpl(
-    mojo::NetworkService* network_service,
-    scoped_ptr<PrefetchedLibrary> prefetched)
-    : shell::DartLibraryProviderNetwork(network_service),
-      prefetched_library_(prefetched.Pass()) {
-}
-
-DartLibraryProviderImpl::~DartLibraryProviderImpl() {
-}
-
-void DartLibraryProviderImpl::GetLibraryAsStream(
-    const String& name,
-    blink::DataPipeConsumerCallback callback) {
-  if (prefetched_library_ && prefetched_library_->name == name) {
-    mojo::ScopedDataPipeConsumerHandle pipe = prefetched_library_->pipe.Pass();
-    prefetched_library_ = nullptr;
-    callback.Run(pipe.Pass());
-    return;
-  }
-
-  shell::DartLibraryProviderNetwork::GetLibraryAsStream(name, callback);
-}
-
-}  // namespace sky