Run bower update

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

Index: third_party/polymer/components/iron-collapse/bower.json
diff --git a/third_party/polymer/components/iron-collapse/bower.json b/third_party/polymer/components/iron-collapse/bower.json
index 2c28d0b6488eb4487ea4e3406acc315ad074c0b7..c11034a942221f00ba124fbab750a92fe4d28c88 100644
--- a/third_party/polymer/components/iron-collapse/bower.json
+++ b/third_party/polymer/components/iron-collapse/bower.json
@@ -1,6 +1,6 @@
 {
   "name": "iron-collapse",
-  "version": "1.0.8",
+  "version": "1.1.0",
   "description": "Provides a collapsable container",
   "authors": [
     "The Polymer Authors"
@@ -20,12 +20,13 @@
   "ignore": [],
   "dependencies": {
     "iron-resizable-behavior": "PolymerElements/iron-resizable-behavior#^1.0.0",
-    "polymer": "Polymer/polymer#^1.0.0"
+    "polymer": "Polymer/polymer#^1.5.0"
   },
   "devDependencies": {
     "web-component-tester": "^4.0.0",
     "test-fixture": "PolymerElements/test-fixture#^1.0.0",
     "iron-component-page": "PolymerElements/iron-component-page#^1.0.0",
+    "iron-flex-layout": "polymerelements/iron-flex-layout#^1.0.0",
     "paper-styles": "PolymerElements/paper-styles#^1.0.0",
     "webcomponentsjs": "webcomponents/webcomponentsjs#^0.7.0"
   },