WIP POC blob transport over mojo

third_party/WebKit/Source/platform/blob/BlobRegistry.cpp

 /*
  * Copyright (C) 2010 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 71 matching lines @@
   // See the definition of the origin of a Blob URL in the File API spec.
   if (origin && BlobURL::GetOrigin(url) == "null")
     OriginMap()->insert(url.GetString(), origin);
 }
 
 static void RemoveFromOriginMap(const KURL& url) {
   if (BlobURL::GetOrigin(url) == "null")
     OriginMap()->erase(url.GetString());
 }
 
+base::SingleThreadTaskRunner* BlobRegistry::GetIORunner() {
+  return GetBlobRegistry()->GetIORunner();
+}
+
 void BlobRegistry::RegisterBlobData(const String& uuid,
                                     std::unique_ptr<BlobData> data) {
   GetBlobRegistry()->RegisterBlobData(uuid, WebBlobData(std::move(data)));
 }
 
 void BlobRegistry::AddBlobDataRef(const String& uuid) {
   GetBlobRegistry()->AddBlobDataRef(uuid);
 }
 
 void BlobRegistry::RemoveBlobDataRef(const String& uuid) {
@@ skipping 117 matching lines @@
   SecurityOrigin::SetMap(this);
 }
 
 SecurityOrigin* BlobOriginMap::GetOrigin(const KURL& url) {
   if (url.ProtocolIs("blob"))
     return OriginMap()->at(url.GetString());
   return 0;
 }
 
 }  // namespace blink