[third_party] add polymer 1.2.3

polymer_1.2.3/bower_components/iron-iconset-svg/bower.json

Index: polymer_1.2.3/bower_components/iron-iconset-svg/bower.json
diff --git a/polymer_1.0.4/bower_components/iron-iconset-svg/bower.json b/polymer_1.2.3/bower_components/iron-iconset-svg/bower.json
similarity index 87%
copy from polymer_1.0.4/bower_components/iron-iconset-svg/bower.json
copy to polymer_1.2.3/bower_components/iron-iconset-svg/bower.json
index b58569cd6e7964d42d28ddd88e98862b1e5b71bd..8467a3b7e5d883113e03083d23ebcc28dad96f05 100644
--- a/polymer_1.0.4/bower_components/iron-iconset-svg/bower.json
+++ b/polymer_1.2.3/bower_components/iron-iconset-svg/bower.json
@@ -1,7 +1,7 @@
 {
   "name": "iron-iconset-svg",
   "description": "Manages a set of svg icons",
-  "version": "1.0.4",
+  "version": "1.0.9",
   "keywords": [
     "web-components",
     "polymer",
@@ -24,8 +24,10 @@
     "paper-styles": "polymerelements/paper-styles#^1.0.2",
     "iron-component-page": "polymerelements/iron-component-page#^1.0.0",
     "iron-icon": "polymerelements/iron-icon#^1.0.0",
+    "promise-polyfill": "polymerlabs/promise-polyfill#^1.0.0",
     "test-fixture": "polymerelements/test-fixture#^1.0.0",
     "webcomponentsjs": "webcomponents/webcomponentsjs#^0.7.0",
     "web-component-tester": "*"
-  }
+  },
+  "main": "iron-iconset-svg.html"
 }