Code:  static void addDataToStreamTask(void* context)
 {
     OwnPtr<BlobRegistryContext> blobRegistryContext = adoptPtr(static_cast<BlobRegistryContext*>(context));
    blobRegistry().addDataToStream(blobRegistryContext->url, blobRegistryContext->streamData);
 }

Commit Message: Remove BlobRegistry indirection since there is only one implementation.

BUG=

Review URL: https://chromiumcodereview.appspot.com/15851008

git-svn-id: svn://svn.chromium.org/blink/trunk@152746 bbb929c8-8fbe-4397-9dbb-9b2b20218538
CWE ID: 
 static void addDataToStreamTask(void* context)
 {
     OwnPtr<BlobRegistryContext> blobRegistryContext = adoptPtr(static_cast<BlobRegistryContext*>(context));
    if (WebBlobRegistry* registry = blobRegistry()) {
        WebThreadSafeData webThreadSafeData(blobRegistryContext->streamData);
        registry->addDataToStream(blobRegistryContext->url, webThreadSafeData);
    }
 }
