Remove ENABLE(FILE_SYSTEM) compile-time flag.

Source/WebCore/platform/network/BlobData.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 73 matching lines @@
 void BlobData::appendFile(const String& path, long long offset, long long length, double expectedModificationTime)
 {
     m_items.append(BlobDataItem(path, offset, length, expectedModificationTime));
 }
 
 void BlobData::appendBlob(const KURL& url, long long offset, long long length)
 {
     m_items.append(BlobDataItem(url, offset, length));
 }
 
-#if ENABLE(FILE_SYSTEM)
 void BlobData::appendURL(const KURL& url, long long offset, long long length, double expectedModificationTime)
 {
     m_items.append(BlobDataItem(url, offset, length, expectedModificationTime));
 }
-#endif
 
 void BlobData::swapItems(BlobDataItemList& items)
 {
     m_items.swap(items);
 }
 
 
 BlobDataHandle::BlobDataHandle(PassOwnPtr<BlobData> data, long long size)
 {
     UNUSED_PARAM(size);
     m_internalURL = BlobURL::createInternalURL();
     ThreadableBlobRegistry::registerBlobURL(m_internalURL, data);
 }
 
 BlobDataHandle::~BlobDataHandle()
 {
     ThreadableBlobRegistry::unregisterBlobURL(m_internalURL);
 }
 
 } // namespace WebCore