Index: node_modules/autoprefixer/lib/hacks/autofill.js
===================================================================
--- node_modules/autoprefixer/lib/hacks/autofill.js	(revision 2058e5c694bb6097866a5fe6503c519e8f74970f)
+++ node_modules/autoprefixer/lib/hacks/autofill.js	(revision 2058e5c694bb6097866a5fe6503c519e8f74970f)
@@ -0,0 +1,26 @@
+let Selector = require('../selector')
+let utils = require('../utils')
+
+class Autofill extends Selector {
+  constructor(name, prefixes, all) {
+    super(name, prefixes, all)
+
+    if (this.prefixes) {
+      this.prefixes = utils.uniq(this.prefixes.map(() => '-webkit-'))
+    }
+  }
+
+  /**
+   * Return different selectors depend on prefix
+   */
+  prefixed(prefix) {
+    if (prefix === '-webkit-') {
+      return ':-webkit-autofill'
+    }
+    return `:${prefix}autofill`
+  }
+}
+
+Autofill.names = [':autofill']
+
+module.exports = Autofill