Bug 223405 [ErrorHandling] IDEExceptionHandler appears to be unused
This class and it's strings appears to be unused. Szymon, could you please confirm that? Is there any more legacy error stuff kicking around that we could prune?
bundles/org.eclipse.ui.ide/src/org/eclipse/ui/internal/ide/IDEExceptionHandler.java
if (dialog != null && dialog.getShell() != null
                    && !dialog.getShell().isDisposed()) {
				dialog.close();
			}
            workbenchConfigurer.emergencyClose();
        } catch (RuntimeException re) {
            
            
            System.err
                    .println("Fatal runtime error happened during workbench emergency close."); 
            re.printStackTrace();
            throw re;
        } catch (Error e) {
            
            
            System.err
                    .println("Fatal error happened during workbench emergency close."); 
            e.printStackTrace();
            throw e;
        }
    }
    /**
     * Inform the user about a fatal error. Return true if the user decide to 
     * exit workbench or if another fatal error happens while reporting it.
     */
    private boolean openQuestionDialog(Throwable internalError) {
        try {
            String msg = null;
            if (internalError instanceof OutOfMemoryError) {
                msg = MSG_OutOfMemoryError;