Fail when uploading blob is non-existant

content/browser/loader/resource_dispatcher_host_impl.h

 // Copyright (c) 2012 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.
 
 // This is the browser side of the resource dispatcher, it receives requests
 // from the child process (i.e. [Renderer, Plugin, Worker]ProcessHost), and
 // dispatches them to URLRequests. It then forwards the messages from the
 // URLRequests back to the correct process for handling.
 //
 // See http://dev.chromium.org/developers/design-documents/multi-process-resource-loading
@@ skipping 36 matching lines @@
 class FilePath;
 class RepeatingTimer;
 }
 
 namespace net {
 class URLRequest;
 class HttpRequestHeaders;
 }
 
 namespace storage {
+class BlobStorageContext;
 class FileSystemContext;
 class ShareableFileReference;
 }
 
 namespace content {
 class AppCacheNavigationHandleCore;
 class AppCacheService;
 class LoaderDelegate;
 class NavigationURLLoaderImplCore;
 class NavigationUIData;
@@ skipping 497 matching lines @@
       int route_id,
       mojom::URLLoaderRequest mojo_request,
       mojom::URLLoaderClientPtr url_loader_client);
 
   // There are requests which need decisions to be made like the following:
   // Whether the presence of certain HTTP headers like the Origin header are
   // valid, etc. These requests may need to be aborted based on these
   // decisions which could be time consuming. We allow for these decisions
   // to be made asynchronously. The request proceeds when we hear back from
   // the interceptors about whether to continue or not.
+  // The |blob_context| is always null if this is a navigation a stream request.
   // The |interceptor_result| indicates whether the request should be continued
   // or aborted, and in the latter case whether the renderer should be killed.
   void ContinuePendingBeginRequest(
       scoped_refptr<ResourceRequesterInfo> requester_info,
       int request_id,
       const ResourceRequest& request_data,
       const SyncLoadResultCallback& sync_result_handler,  // only valid for sync
       int route_id,
       const net::HttpRequestHeaders& headers,
       mojom::URLLoaderRequest mojo_request,
       mojom::URLLoaderClientPtr url_loader_client,
+      storage::BlobStorageContext* blob_context,
       HeaderInterceptorResult interceptor_result);
 
   // Creates a ResourceHandler to be used by BeginRequest() for normal resource
   // loading.
   std::unique_ptr<ResourceHandler> CreateResourceHandler(
       ResourceRequesterInfo* requester_info,
       net::URLRequest* request,
       const ResourceRequest& request_data,
       const SyncLoadResultCallback& sync_result_handler,
       int route_id,
@@ skipping 196 matching lines @@
 
   // Task runner for the IO thead.
   scoped_refptr<base::SingleThreadTaskRunner> io_thread_task_runner_;
 
   DISALLOW_COPY_AND_ASSIGN(ResourceDispatcherHostImpl);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_LOADER_RESOURCE_DISPATCHER_HOST_IMPL_H_