Let the client (browser) set blobs in WebServiceWorkerResponse.

Source/platform/exported/WebServiceWorkerResponse.cpp

 // 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.
 
 #include "config.h"
 #include "public/platform/WebServiceWorkerResponse.h"
 
 #include "platform/blob/BlobData.h"
 #include "platform/network/HTTPHeaderMap.h"
 #include "public/platform/WebHTTPHeaderVisitor.h"
@@ skipping 96 matching lines @@
 {
     return m_private->headers.get(key);
 }
 
 void WebServiceWorkerResponse::visitHTTPHeaderFields(WebHTTPHeaderVisitor* headerVisitor) const
 {
     for (HTTPHeaderMap::const_iterator i = m_private->headers.begin(), end = m_private->headers.end(); i != end; ++i)
         headerVisitor->visitHeader(i->key, i->value);
 }
 
+void WebServiceWorkerResponse::setBlob(const WebString& uuid, long long size)
+{
+    m_private->blobDataHandle = BlobDataHandle::create(uuid, String(), size);
+}
+
 WebString WebServiceWorkerResponse::blobUUID() const
 {
     if (!m_private->blobDataHandle)
         return WebString();
     return m_private->blobDataHandle->uuid();
 }
 
+long long WebServiceWorkerResponse::blobSize() const
+{
+    if (!m_private->blobDataHandle)
+        return 0;
+    return m_private->blobDataHandle->size();
+}
+
 const HTTPHeaderMap& WebServiceWorkerResponse::headers() const
 {
     return m_private->headers;
 }
 
 void WebServiceWorkerResponse::setBlobDataHandle(PassRefPtr<BlobDataHandle> blobDataHandle)
 {
     m_private->blobDataHandle = blobDataHandle;
 }
 
 PassRefPtr<BlobDataHandle> WebServiceWorkerResponse::blobDataHandle() const
 {
     return m_private->blobDataHandle;
 }
 
 } // namespace blink