Bug 93796 [Help] Help menu cleanup
As per the polish dynamic team call, Help menu should be cleaned up to look like this: Welcome ------ Help Contents Search Dynamic Help ------ Key Assist Tips and Tricks... Cheat Sheets... ----- Software Updates -> Find and Install... Manage Configuration ----- About Eclipse Platform
bundles/org.eclipse.ui.ide/src/org/eclipse/ui/internal/ide/WorkbenchActionBuilder.java
*/
    public void dispose() {
        if (isDisposed)
            return;
    	isDisposed = true;
        getActionBarConfigurer().getStatusLineManager().remove(statusLineItem);
        if (pageListener != null) {
            window.removePageListener(pageListener);
            pageListener = null;
        }
        if (prefListener != null) {
            ResourcesPlugin.getPlugin().getPluginPreferences()
                    .removePropertyChangeListener(prefListener);
            prefListener = null;
        }
        if (propPrefListener != null) {
            WorkbenchPlugin.getDefault().getPreferenceStore()
                    .removePropertyChangeListener(propPrefListener);
            propPrefListener = null;
        }
        if (resourceListener != null) {
            ResourcesPlugin.getWorkspace().removeResourceChangeListener(resourceListener);
            resourceListener = null;
        }
        pinEditorContributionItem.dispose();
        showInQuickMenu.dispose();
        newQuickMenu.dispose();
        
        
        closeAction = null;