Bug 309837 [Workbench] Improve startup performance by fixing the cache for feature ini's
bundles/org.eclipse.ui.ide/src/org/eclipse/ui/internal/ide/WorkbenchActionBuilder.java
}
    }
	/**
     * Update the pin action's tool bar
     */
    void updatePinActionToolbar() {
        ICoolBarManager coolBarManager = getActionBarConfigurer()
                .getCoolBarManager();
        IContributionItem cbItem = coolBarManager
                .find(IWorkbenchActionConstants.TOOLBAR_NAVIGATE);
        if (!(cbItem instanceof IToolBarContributionItem)) {
            
            IDEWorkbenchPlugin
                    .log("Navigation toolbar contribution item is missing"); 
            return;
        }
        IToolBarContributionItem toolBarItem = (IToolBarContributionItem) cbItem;
        IToolBarManager toolBarManager = toolBarItem.getToolBarManager();
        if (toolBarManager == null) {
            
            IDEWorkbenchPlugin.log("Navigate toolbar is missing"); 
            return;
        }
        toolBarManager.update(false);
        toolBarItem.update(ICoolBarManager.SIZE);
    }
    
    private IContributionItem getPinEditorItem() {
    	return ContributionItemFactory.PIN_EDITOR.create(window);
    }