Update Polymer components.

third_party/polymer/components/neon-animation/.bower.json

Index: third_party/polymer/components/neon-animation/.bower.json
diff --git a/third_party/polymer/components/neon-animation/.bower.json b/third_party/polymer/components/neon-animation/.bower.json
index 2a06c7bddcbe6766aa9d01f7fc89049a306c5a16..3eeee660129b9542ba7838dbce91cbba871f0006 100644
--- a/third_party/polymer/components/neon-animation/.bower.json
+++ b/third_party/polymer/components/neon-animation/.bower.json
@@ -1,7 +1,7 @@
 {
   "name": "neon-animation",
   "description": "A system for animating Polymer-based web components",
-  "version": "1.2.4",
+  "version": "1.2.5",
   "authors": [
     "The Polymer Authors"
   ],
@@ -49,11 +49,11 @@
     "iron-icons": "PolymerElements/iron-icons#^1.0.0",
     "paper-icon-button": "PolymerElements/paper-icon-button#^1.0.0"
   },
-  "_release": "1.2.4",
+  "_release": "1.2.5",
   "_resolution": {
     "type": "version",
-    "tag": "v1.2.4",
-    "commit": "bd4f50c9a84023363e80513e10456a18232b21a7"
+    "tag": "v1.2.5",
+    "commit": "9af00bc65118e0806cdfa5a5e1ea5fb155147016"
   },
   "_source": "https://github.com/PolymerElements/neon-animation.git",
   "_target": "^1.0.0",