Implement ManifestFetcher, helper to fetch Web Manifests.

content/renderer/fetchers/image_resource_fetcher.cc

 // Copyright (c) 2011 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 "content/renderer/fetchers/image_resource_fetcher.h"
 
 #include "base/bind.h"
 #include "base/bind_helpers.h"
 #include "base/debug/crash_logging.h"
 #include "content/child/image_decoder.h"
@@ skipping 17 matching lines @@
     WebURLRequest::RequestContext request_context,
     const Callback& callback)
     : callback_(callback),
       id_(id),
       image_url_(image_url),
       image_size_(image_size) {
   fetcher_.reset(ResourceFetcher::Create(image_url));
   fetcher_->Start(frame,
                   request_context,
                   WebURLRequest::FrameTypeNone,
+                  ResourceFetcher::PLATFORM_LOADER,
                   base::Bind(&ImageResourceFetcher::OnURLFetchComplete,
                              base::Unretained(this)));
 
   // Set subresource URL for crash reporting.
   base::debug::SetCrashKeyValue("subresource_url", image_url.spec());
 }
 
 ImageResourceFetcher::~ImageResourceFetcher() {
 }
 
@@ skipping 11 matching lines @@
     // response as an image. The delegate will see a null image, indicating
     // that an error occurred.
 
   // Take a reference to the callback as running the callback may lead to our
   // destruction.
   Callback callback = callback_;
   callback.Run(this, bitmap);
 }
 
 }  // namespace content