Bug 117363 PathVariableSelectionDialog has references to java.io.file
M3 PathVariableSelectionDialog needs to remove it's java.io.File references
bundles/org.eclipse.ui.ide/src/org/eclipse/ui/ide/dialogs/PathVariableSelectionDialog.java
private static final int EXTEND_ID = IDialogConstants.CLIENT_ID + 1;
    private PathVariablesGroup pathVariablesGroup;
    private int variableType;
    /**
     * Creates a path variable selection dialog.
     *
     * @param parentShell the parent shell
     * @param variableType the type of variables that are displayed in 
     * 	this dialog. <code>IResource.FILE</code> and/or <code>IResource.FOLDER</code>
     * 	logically ORed together.
     */
    public PathVariableSelectionDialog(Shell parentShell, int variableType) {
        super(parentShell);
        setTitle(IDEWorkbenchMessages.PathVariableSelectionDialog_title);
        this.variableType = variableType;
        pathVariablesGroup = new PathVariablesGroup(false, variableType,
                new Listener() {