MD Settings: Add settings-internet-config (WiFi only, no certs)

chrome/browser/resources/settings/internet_page/network_config_input.js

Index: chrome/browser/resources/settings/internet_page/network_config_input.js
diff --git a/chrome/browser/resources/settings/internet_page/network_config_input.js b/chrome/browser/resources/settings/internet_page/network_config_input.js
new file mode 100644
index 0000000000000000000000000000000000000000..0d9aa62a1ff887dc69a6beea234909a635143bd5
--- /dev/null
+++ b/chrome/browser/resources/settings/internet_page/network_config_input.js
@@ -0,0 +1,21 @@
+// Copyright 2017 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+/**
+ * @fileoverview Polymer element for network configuration input fields.
+ */
+Polymer({
+  is: 'network-config-input',
+
+  properties: {
+    label: String,
+
+    disabled: Boolean,
+
+    value: {
+      type: String,
+      notify: true,
+    }
+  },
+});