Bug 16308 [DND] dnd from os to navigator shows an incorrect icon
smoke test for 0518 it shows a move icon although move will not happen
bundles/org.eclipse.ui.views/src/org/eclipse/ui/views/navigator/NavigatorDropAdapter.java
ErrorDialog.openError(
				getShell(),
				status.getMessage(),
				null,
				children[0],
				codes);
			return;
		}
		
		ErrorDialog.openError(getShell(), genericTitle, null, status, codes);
	}
	
	/**
	 * @see DropTargetListener#performDrop
	 */
	public boolean performDrop(final Object data) {
		isCanceled = false;
		alwaysOverwrite = false;
		if (getCurrentTarget() == null || data == null) {
			return false;
		}
		boolean result;
		IStatus status = null;
		TransferData currentTransfer = getCurrentTransfer();
		if (ResourceTransfer.getInstance().isSupportedType(currentTransfer)) {
			if (getCurrentOperation() == DND.DROP_COPY) {
				status = performResourceCopy(getShell(), data);
				
				result = false;
			}