Add HTMLImports + ShadyDOM bundle for Firefox Nightly

Fixes #817

Author: dfreedm

entrypoints/webcomponents-hi-sd-index.js

@@ -0,0 +1,21 @@
+/**
+@license
+Copyright (c) 2017 The Polymer Project Authors. All rights reserved.
+This code may only be used under the BSD style license found at http://polymer.github.io/LICENSE.txt
+The complete set of authors may be found at http://polymer.github.io/AUTHORS.txt
+The complete set of contributors may be found at http://polymer.github.io/CONTRIBUTORS.txt
+Code distributed by Google as part of the polymer project is also
+subject to an additional IP rights grant found at http://polymer.github.io/PATENTS.txt
+*/
+'use strict';
+
+/*
+ * Polyfills loaded: HTML Imports, Custom Elements, Shady DOM/Shady CSS
+ * Used in: Firefox with CustomElements enabled
+ */
+
+import '../node_modules/@webcomponents/html-imports/src/html-imports.js';
+import '../node_modules/@webcomponents/shadydom/src/shadydom.js';
+import '../node_modules/@webcomponents/shadycss/entrypoints/scoping-shim.js';
+import '../src/post-polyfill.js';
+import '../src/unresolved.js';

gulpfile.js

@@ -106,6 +106,10 @@ gulp.task('debugify-sd-ce', () => {
   return debugify('webcomponents-sd-ce')
 });
 
+gulp.task('debugify-hi-sd', () => {
+  return debugify('webcomponents-hi-sd')
+});
+
 gulp.task('closurify-hi', () => {
   return closurify('webcomponents-hi')
 });
@@ -126,6 +130,10 @@ gulp.task('closurify-sd-ce', () => {
   return closurify('webcomponents-sd-ce')
 });
 
+gulp.task('closurify-hi-sd', () => {
+  return closurify('webcomponents-hi-sd')
+})
+
 function singleLicenseComment() {
   let hasLicense = false;
   return (comment) => {
@@ -155,6 +163,7 @@ gulp.task('debug', (cb) => {
   const tasks = [
     'debugify-hi',
     'debugify-hi-ce',
+    'debugify-hi-sd',
     'debugify-hi-sd-ce',
     'debugify-hi-sd-ce-pf',
     'debugify-sd-ce',
@@ -167,6 +176,7 @@ gulp.task('closure', (cb) => {
   const tasks = [
     'closurify-hi',
     'closurify-hi-ce',
+    'closurify-hi-sd',
     'closurify-hi-sd-ce',
     'closurify-hi-sd-ce-pf',
     'closurify-sd-ce',