Bug 49182 What should canceling setRawClasspath do ?
org.eclipse.jdt.ui/ui/org/eclipse/jdt/internal/ui/viewsupport/GoToBackProgressMonitorDialog.java
gd.grabExcessHorizontalSpace= true;
	gd.horizontalSpan= 2;
	progressIndicator.setLayoutData(gd);
	
	subTaskLabel= new Label(parent, SWT.LEFT | SWT.WRAP);
	gd= new GridData(GridData.FILL_HORIZONTAL);
	gd.heightHint= convertVerticalDLUsToPixels(LABEL_DLUS);
	gd.horizontalSpan= 2;
	subTaskLabel.setLayoutData(gd);
	subTaskLabel.setFont(parent.getFont());
	return parent;
}
/* (non-Javadoc)
 * Method declared in Window.
 */
protected Point getInitialSize() {
	
	Point calculatedSize = super.getInitialSize();
	if(calculatedSize.x < 450)
		calculatedSize.x = 450;
	return calculatedSize;
}
/**
 * Returns the progress monitor to use for operations run in 
 * this progress dialog.
 *
 * @return the progress monitor
 */
public IProgressMonitor getProgressMonitor() {
	return progressMonitor;