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

third_party/polymer/components/iron-form/bower.json

+{
+  "name": "iron-form",
+  "version": "1.1.5",
+  "description": "Makes it easier to manage forms",
+  "keywords": [
+    "web-components",
+    "polymer",
+    "form"
+  ],
+  "authors": [
+    "The Polymer Authors"
+  ],
+  "main": "iron-form.html",
+  "private": true,
+  "repository": {
+    "type": "git",
+    "url": "git://github.com/PolymerElements/iron-form.git"
+  },
+  "license": "http://polymer.github.io/LICENSE.txt",
+  "homepage": "https://github.com/PolymerElements/iron-form",
+  "ignore": [],
+  "dependencies": {
+    "polymer": "Polymer/polymer#^1.1.0",
+    "iron-ajax": "PolymerElements/iron-ajax#^1.0.0"
+  },
+  "devDependencies": {
+    "iron-component-page": "PolymerElements/iron-component-page#^1.0.0",
+    "iron-demo-helpers": "PolymerElements/iron-demo-helpers#^1.0.0",
+    "iron-form-element-behavior": "PolymerElements/iron-form-element-behavior#^1.0.0",
+    "paper-button": "PolymerElements/paper-button#^1.0.0",
+    "paper-checkbox": "PolymerElements/paper-checkbox#^1.0.0",
+    "paper-dropdown-menu": "PolymerElements/paper-dropdown-menu#^1.0.0",
+    "paper-input": "PolymerElements/paper-input#^1.0.0",
+    "paper-item": "PolymerElements/paper-item#^1.0.0",
+    "paper-menu": "PolymerElements/paper-menu#^1.0.0",
+    "paper-spinner": "PolymerElements/paper-spinner#^1.0.0",
+    "paper-styles": "PolymerElements/paper-styles#^1.0.0",
+    "test-fixture": "PolymerElements/test-fixture#^1.0.0",
+    "web-component-tester": "^4.0.0",
+    "webcomponentsjs": "^0.7.0"
+  }
+}