void (@NotNull DefaultActionGroup group, boolean includeExtensionPoints) { if (getPresentation().isMergeDupLinesAvailable()) { MergeSameLineUsagesAction mergeDupLines = new MergeSameLineUsagesAction(); JComponent component = myRootPanel; if (component != null) { mergeDupLines.registerCustomShortcutSet(mergeDupLines.getShortcutSet(), component, this); } group.add(mergeDupLines); } if (includeExtensionPoints) { addFilteringFromExtensionPoints(group); } }