[pinpoint] Add iron-form and paper-checkbox to polymer components.

third_party/polymer/components/promise-polyfill/Gruntfile.js

Index: third_party/polymer/components/promise-polyfill/Gruntfile.js
diff --git a/third_party/polymer/components/promise-polyfill/Gruntfile.js b/third_party/polymer/components/promise-polyfill/Gruntfile.js
new file mode 100644
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+++ b/third_party/polymer/components/promise-polyfill/Gruntfile.js
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+/**
+@license
+Copyright (c) 2016 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
+*/
+module.exports = function(grunt) {
+
+	grunt.initConfig({
+		pkg: grunt.file.readJSON('package.json'),
+
+		uglify: {
+			options: {
+				banner: '/*! <%= pkg.name %> <%= pkg.version %> */\n'
+			},
+			dist: {
+				files: {
+					'Promise.min.uglify.js': ['Promise.js']
+				}
+			}
+		},
+
+    closurecompiler: {
+      options: {
+        compilation_level: 'ADVANCED_OPTIMIZATIONS',
+      },
+      dist: {
+        files: {
+          'Promise.min.js': ['Promise.js']
+        }
+      }
+    },
+
+    bytesize: {
+      dist: {
+        src: ['Promise*.js']
+      }
+    }
+	});
+
+	grunt.loadNpmTasks('grunt-contrib-uglify');
+	grunt.loadNpmTasks('grunt-closurecompiler');
+	grunt.loadNpmTasks('grunt-bytesize');
+
+	grunt.registerTask('build', ['closurecompiler', 'bytesize']);
+};