MySettings/MyPhpStormSettings/options/stubIndex.xml

<application>
  <component name="FileBasedIndex">
    <option name="registeredIndices">
      <list>
        <option value="vue.local.directives.index" />
        <option value="vue.global.directives.index" />
        <option value="vue.mixin.binding.index" />
        <option value="vue.options.index" />
        <option value="vue.components.index" />
        <option value="Scss.mixin" />
        <option value="Scss.function" />
        <option value="Scss.placeholder.selector" />
        <option value="Scss.variable" />
        <option value="Less.variables" />
        <option value="Less.mixins" />
        <option value="markdown.header" />
        <option value="php.namespace.shortName" />
        <option value="php.variable.shortName" />
        <option value="php.inheritors" />
        <option value="php.use.referenceName" />
        <option value="php.use.shortName" />
        <option value="php.constant.case.sensitive.shortName" />
        <option value="php.constant.shortName" />
        <option value="php.function.shortName" />
        <option value="php.classConstant.shortName" />
        <option value="php.field.shortName" />
        <option value="php.method.shortName" />
        <option value="php.trait.shortName" />
        <option value="php.interface.shortName" />
        <option value="php.class.shortName" />
        <option value="sql.names" />
        <option value="sql.column.name" />
        <option value="sql.table.shortName" />
        <option value="angularjs.delimiter.index" />
        <option value="angularjs.generic.modules.index" />
        <option value="angularjs.ui.router.generic.states.index" />
        <option value="angularjs.ui.router.states.index" />
        <option value="angularjs.symbol.index" />
        <option value="angularjs.filter.index" />
        <option value="angularjs.module.index" />
        <option value="angularjs.controller.index" />
        <option value="angularjs.directives.doc.index" />
        <option value="angularjs.directives.index" />
        <option value="js.gcl.modules" />
        <option value="js.nonglobal.symbol.index" />
        <option value="ts.local.classes" />
        <option value="es6.assignment.index" />
        <option value="js.exported.index" />
        <option value="js.global.symbol.index" />
        <option value="amd.requirePaths.index" />
        <option value="amd.baseUrl.index" />
        <option value="js.symbol.qualified.names.index" />
        <option value="JS.subclass.stub.index" />
        <option value="js.namespace.including.local.members.index" />
        <option value="js.namespace.index" />
        <option value="js.class.index2" />
        <option value="JS.base.types.index" />
        <option value="js.generics.index" />
        <option value="js.typedef.index2" />
        <option value="js.symbol.index2" />
        <option value="JS.custom.stub.index" />
        <option value="JS.class.implements" />
        <option value="JS.class.super" />
        <option value="ts.external.module.index" />
        <option value="JS.global.qualified.elements" />
        <option value="js.element.qualifiedName" />
        <option value="js.qualified.shortName" />
        <option value="Css.custom.mixin" />
        <option value="Css.custom.property" />
        <option value="Css.attr" />
        <option value="Css.id" />
        <option value="Css.class" />
        <option value="Css.ampersand.selector" />
        <option value="ini.property.key" />
        <option value="dom.elementClass" />
        <option value="dom.namespaceKey" />
      </list>
    </option>
  </component>
</application>