Bug 76671 [BIDI] need a commmand line option for orientation
After consulation with Nick we have decided that we will add a command line option -orientation with one of two parameters = rtl or ltr. These values will override the implied values in IDEWorkbenchAdapter
bundles/org.eclipse.ui.ide/src/org/eclipse/ui/internal/ide/IDEWorkbenchAdvisor.java
return;
        editorsAndIntrosOpened = true;
        
        if (hasIntro())
            super.openIntro(windowConfigurer);
        else {
            openWelcomeEditors(windowConfigurer.getWindow());
            
            IDEWorkbenchPlugin.getDefault().savePluginPreferences();
        }
    }
    /**
     * Return true if the intro plugin is present and false otherwise.
     */
    private boolean hasIntro() {
        IWorkbenchConfigurer wc = getWorkbenchConfigurer();
        return wc == null ? false : wc.getWorkbench().getIntroManager()
                .hasIntro();
    }
    /**
     * Returns the workbench action builder for the given window 
     * @param window
     * @return WorkbenchActionBuilder
     */
    static WorkbenchActionBuilder getActionBuilder(IWorkbenchWindow window) {
        IWorkbenchWindowConfigurer configurer = workbenchAdvisor
                .getWorkbenchConfigurer().getWindowConfigurer(window);
        return (WorkbenchActionBuilder) configurer.getData("ActionBuilder"); 
    }
}