********** Chromium Blob hacking

content/common/webkitplatformsupport_impl.cc

 // 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.
 
 #include "base/command_line.h"
 #include "content/common/child_thread.h"
+#include "content/common/fileapi/webblobregistry_impl.h"
 #include "content/common/gpu/client/webgraphicscontext3d_command_buffer_impl.h"
 #include "content/common/socket_stream_dispatcher.h"
+#include "content/common/thread_safe_sender.h"
 #include "content/common/webkitplatformsupport_impl.h"
 #include "content/public/common/content_client.h"
 #include "content/public/common/content_switches.h"
 #include "googleurl/src/gurl.h"
 #include "webkit/gpu/webgraphicscontext3d_in_process_impl.h"
 
+using WebKit::WebBlobRegistry;
+
 namespace content {
 
 namespace {
 WebKitPlatformSupportImpl::OffscreenContextFactory* g_context_factory = NULL;
 }
 
-WebKitPlatformSupportImpl::WebKitPlatformSupportImpl() {
+WebKitPlatformSupportImpl::WebKitPlatformSupportImpl()
+    : thread_safe_sender_(ChildThread::current()->thread_safe_sender()) {
 }
 
 WebKitPlatformSupportImpl::~WebKitPlatformSupportImpl() {
 }
 
 string16 WebKitPlatformSupportImpl::GetLocalizedString(int message_id) {
   return GetContentClient()->GetLocalizedString(message_id);
 }
 
 base::StringPiece WebKitPlatformSupportImpl::GetDataResource(
@@ skipping 35 matching lines @@
   if (CommandLine::ForCurrentProcess()->HasSwitch(switches::kInProcessWebGL)) {
     return webkit::gpu::WebGraphicsContext3DInProcessImpl::CreateForWebView(
             attributes, false);
   } else {
     return WebGraphicsContext3DCommandBufferImpl::CreateOffscreenContext(
         GetGpuChannelHostFactory(), attributes,
         GURL(attributes.topDocumentURL));
   }
 }
 
+WebBlobRegistry* WebKitPlatformSupportImpl::blobRegistry() {
+  if (!blob_registry_.get())
+    blob_registry_.reset(new WebBlobRegistryImpl(thread_safe_sender()));
+  return blob_registry_.get();
+}
+
 // static
 void WebKitPlatformSupportImpl::SetOffscreenContextFactoryForTest(
       OffscreenContextFactory factory) {
   g_context_factory = factory;
 }
 
 GpuChannelHostFactory* WebKitPlatformSupportImpl::GetGpuChannelHostFactory() {
   NOTREACHED();
   return NULL;
 }
 
 }  // namespace content