function validateCellContentVisibilitySettings(mSettings) {
		if (mSettings == null) {
			return;
		}

		validateCellContentVisibilitySetting(mSettings, null, false, ["standard", "groupHeader", "summary"]);
		validateCellContentVisibilitySetting(mSettings.standard, "standard", true);
		validateCellContentVisibilitySetting(mSettings.groupHeader, "groupHeader", true, ["nonExpandable", "expanded", "collapsed"]);
		validateCellContentVisibilitySetting(mSettings.summary, "summary", true, ["group", "total"]);
	}
Returns the column header menu instance that this column is associated with via the <code>headerMenu</code> association.

@returns {sap.ui.core.IColumnHeaderMenu | undefined} The column header menu instance
@private