Remove ENABLE(FILE_SYSTEM) compile-time flag.

Source/WebKit/chromium/src/WebDragData.cpp

 /*
  * Copyright (C) 2009 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 113 matching lines @@
         m_private->addFilename(item.filenameData, item.displayNameData);
         return;
     case Item::StorageTypeBinaryData:
         // This should never happen when dragging in.
         ASSERT_NOT_REACHED();
     }
 }
 
 WebString WebDragData::filesystemId() const
 {
-#if ENABLE(FILE_SYSTEM)
     ASSERT(!isNull());
     DraggedIsolatedFileSystem* filesystem = DraggedIsolatedFileSystem::from(m_private);
     if (filesystem)
         return filesystem->filesystemId();
-#endif
     return WebString();
 }
 
 void WebDragData::setFilesystemId(const WebString& filesystemId)
 {
-#if ENABLE(FILE_SYSTEM)
     // The ID is an opaque string, given by and validated by chromium port.
     ensureMutable();
     DraggedIsolatedFileSystem::provideTo(m_private, DraggedIsolatedFileSystem::supplementName(), DraggedIsolatedFileSystem::create(filesystemId));
-#endif
 }
 
 WebDragData::WebDragData(const WTF::PassRefPtr<WebCore::ChromiumDataObject>& data)
     : m_private(static_cast<WebDragDataPrivate*>(data.leakRef()))
 {
 }
 
 WebDragData& WebDragData::operator=(const WTF::PassRefPtr<WebCore::ChromiumDataObject>& data)
 {
     assign(static_cast<WebDragDataPrivate*>(data.leakRef()));
@@ skipping 13 matching lines @@
     m_private = p;
 }
 
 void WebDragData::ensureMutable()
 {
     ASSERT(!isNull());
     ASSERT(m_private->hasOneRef());
 }
 
 } // namespace WebKit