NOT FOR COMMIT: POC of using AuthenticatingURLLoader in Sky

sky/shell/ui/engine.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/shell/ui/engine.h"
 
 #include "base/bind.h"
 #include "base/trace_event/trace_event.h"
 #include "mojo/public/cpp/application/connect.h"
 #include "sky/engine/public/platform/WebInputEvent.h"
@@ skipping 41 matching lines @@
 base::WeakPtr<Engine> Engine::GetWeakPtr() {
   return weak_factory_.GetWeakPtr();
 }
 
 void Engine::Init() {
   TRACE_EVENT0("sky", "Engine::Init");
 
   service_provider_ = CreateServiceProvider(config_.service_provider_context);
   mojo::NetworkServicePtr network_service;
   mojo::ConnectToService(service_provider_.get(), &network_service);
-  platform_impl_.reset(new PlatformImpl(network_service.Pass()));
+
+  // TODO(blundell): Will have to either bundle in AuthenticatingURLLoader/
+  // AuthenticationService to use them in sky shell, or fall back to using
+  // NetworkService within the sky engine if the 
+  // AuthenticatingURLLoaderFactory is null.
+  platform_impl_.reset(new PlatformImpl(network_service.Pass(), nullptr));
 
   blink::initialize(platform_impl_.get());
 }
 
 void Engine::BeginFrame(base::TimeTicks frame_time) {
   TRACE_EVENT0("sky", "Engine::BeginFrame");
 
   double frame_time_sec = (frame_time - base::TimeTicks()).InSecondsF();
   double deadline_sec = frame_time_sec;
   double interval_sec = 1.0 / 60;
@@ skipping 161 matching lines @@
 
 void Engine::DidNavigateLocally(const mojo::String& url) {
 }
 
 void Engine::RequestNavigateHistory(int32_t delta) {
   NOTIMPLEMENTED();
 }
 
 }  // namespace shell
 }  // namespace sky