Remove stale comment

third_party/WebKit/Source/core/page/DragController.cpp

 /*
  * Copyright (C) 2007, 2009, 2010 Apple Inc. All rights reserved.
  * Copyright (C) 2008 Google Inc.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
@@ skipping 687 matching lines @@
     if (!layoutObject || !layoutObject->isImage())
         return nullptr;
     LayoutImage* image = toLayoutImage(layoutObject);
     return image->cachedImage();
 }
 
 static Image* getImage(Element* element)
 {
     ASSERT(element);
     ImageResource* cachedImage = getImageResource(element);
-    // Don't use cachedImage->imageForLayoutObject() here as that may return BitmapImages for cached SVG Images.
-    // Users of getImage() want access to the SVGImage, in order to figure out the filename extensions,
-    // which would be empty when asking the cached BitmapImages.
     return (cachedImage && !cachedImage->errorOccurred()) ?
         cachedImage->image() : nullptr;
 }
 
 static void prepareDataTransferForImageDrag(LocalFrame* source, DataTransfer* dataTransfer, Element* node, const KURL& linkURL, const KURL& imageURL, const String& label)
 {
     if (node->isContentRichlyEditable()) {
         RefPtrWillBeRawPtr<Range> range = source->document()->createRange();
         range->selectNode(node, ASSERT_NO_EXCEPTION);
         source->selection().setSelection(VisibleSelection(EphemeralRange(range.get())));
@@ skipping 243 matching lines @@
 
 DEFINE_TRACE(DragController)
 {
     visitor->trace(m_page);
     visitor->trace(m_documentUnderMouse);
     visitor->trace(m_dragInitiator);
     visitor->trace(m_fileInputElementUnderMouse);
 }
 
 } // namespace blink