[ServiceWorker] Sends the blob uuid of the request body to the ServiceWorker.

content/browser/service_worker/service_worker_url_request_job.h

 // Copyright 2014 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.
 
 #ifndef CONTENT_BROWSER_SERVICE_WORKER_SERVICE_WORKER_URL_REQUEST_JOB_H_
 #define CONTENT_BROWSER_SERVICE_WORKER_SERVICE_WORKER_URL_REQUEST_JOB_H_
 
 #include <map>
 #include <string>
 
 #include "base/memory/weak_ptr.h"
 #include "content/common/content_export.h"
 #include "content/common/service_worker/service_worker_status_code.h"
 #include "content/common/service_worker/service_worker_types.h"
 #include "net/http/http_byte_range.h"
 #include "net/url_request/url_request.h"
 #include "net/url_request/url_request_job.h"
 
 namespace webkit_blob {
+class BlobDataHandle;
 class BlobStorageContext;
 }
 
 namespace content {
 
+class ResourceRequestBody;
 class ServiceWorkerContextCore;
 class ServiceWorkerFetchDispatcher;
 class ServiceWorkerProviderHost;
 
 class CONTENT_EXPORT ServiceWorkerURLRequestJob
     : public net::URLRequestJob,
       public net::URLRequest::Delegate {
  public:
   ServiceWorkerURLRequestJob(
       net::URLRequest* request,
       net::NetworkDelegate* network_delegate,
       base::WeakPtr<ServiceWorkerProviderHost> provider_host,
-      base::WeakPtr<webkit_blob::BlobStorageContext> blob_storage_context);
+      base::WeakPtr<webkit_blob::BlobStorageContext> blob_storage_context,
+      scoped_refptr<ResourceRequestBody> body);
 
   // Sets the response type.
   void FallbackToNetwork();
   void ForwardToServiceWorker();
 
   bool ShouldFallbackToNetwork() const {
     return response_type_ == FALLBACK_TO_NETWORK;
   }
   bool ShouldForwardToServiceWorker() const {
     return response_type_ == FORWARD_TO_SERVICE_WORKER;
@@ skipping 45 matching lines @@
     NOT_DETERMINED,
     FALLBACK_TO_NETWORK,
     FORWARD_TO_SERVICE_WORKER,
   };
 
   // We start processing the request if Start() is called AND response_type_
   // is determined.
   void MaybeStartRequest();
   void StartRequest();
 
+  // Creates ServiceWorkerFetchRequest from |request_| and |body_|.
+  scoped_ptr<ServiceWorkerFetchRequest> CreateFetchRequest();
+
+  // Creates BlobDataHandle of the request body from |body_|. This handle
+  // |request_body_blob_data_handle_| will be deleted when
+  // ServiceWorkerURLRequestJob is deleted.
+  bool CreateRequestBodyBlob(std::string* blob_uuid, uint64* blob_size);
+
   // For FORWARD_TO_SERVICE_WORKER case.
   void DidDispatchFetchEvent(ServiceWorkerStatusCode status,
                              ServiceWorkerFetchEventResult fetch_result,
                              const ServiceWorkerResponse& response);
 
   // Populates |http_response_headers_|.
   void CreateResponseHeader(int status_code,
                             const std::string& status_text,
                             const std::map<std::string, std::string>& headers);
 
@@ skipping 13 matching lines @@
   scoped_ptr<net::HttpResponseInfo> range_response_info_;
   scoped_ptr<net::HttpResponseInfo> http_response_info_;
   // Headers that have not yet been committed to |http_response_info_|.
   scoped_refptr<net::HttpResponseHeaders> http_response_headers_;
   GURL response_url_;
 
   // Used when response type is FORWARD_TO_SERVICE_WORKER.
   scoped_ptr<ServiceWorkerFetchDispatcher> fetch_dispatcher_;
   base::WeakPtr<webkit_blob::BlobStorageContext> blob_storage_context_;
   scoped_ptr<net::URLRequest> blob_request_;
+  // ResourceRequestBody has a collection of BlobDataHandles attached to it
+  // using the userdata mechanism. So we have to keep it not to free the blobs.
+  scoped_refptr<ResourceRequestBody> body_;
+  scoped_ptr<webkit_blob::BlobDataHandle> request_body_blob_data_handle_;
 
   base::WeakPtrFactory<ServiceWorkerURLRequestJob> weak_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(ServiceWorkerURLRequestJob);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_SERVICE_WORKER_SERVICE_WORKER_URL_REQUEST_JOB_H_