Bug 124529 [EFS] Need file system support in linked resources
We need to add the same sort of support that we have for EFS in the project locations in linked resource creation
bundles/org.eclipse.ui.ide/src/org/eclipse/ui/internal/ide/dialogs/ProjectContentsLocationArea.java
*/
	private void setUserAreaEnabled(boolean enabled) {
		locationLabel.setEnabled(enabled);
		locationPathField.setEnabled(enabled);
		browseButton.setEnabled(enabled);
		if (fileSystems != null){
			fileSystems.getControl().setEnabled(enabled);
			fileSystemTitle.setEnabled(enabled);
		}
	}
	/**
	 * Return the browse button. Usually referenced in order to set the layout
	 * data for a dialog.
	 * 
	 * @return Button
	 */
	public Button getBrowseButton() {
		return browseButton;
	}
	/**
	 * Open an appropriate directory browser
	 */
	private void handleLocationBrowseButtonPressed() {
		DirectoryDialog dialog = new DirectoryDialog(locationPathField
				.getShell());
		dialog
				.setMessage(IDEWorkbenchMessages.ProjectLocationSelectionDialog_directoryLabel);
		String dirName = getPathFromLocationField();
		if (!dirName.equals(IDEResourceInfoUtils.EMPTY_STRING)) {
			IFileInfo info = IDEResourceInfoUtils.getFileInfo(dirName);