Remove unneeded files from third_party/polymer.

third_party/polymer/v1_0/components-chromium/paper-listbox/.bower.json

Index: third_party/polymer/v1_0/components-chromium/paper-listbox/.bower.json
diff --git a/third_party/polymer/v1_0/components-chromium/paper-listbox/.bower.json b/third_party/polymer/v1_0/components-chromium/paper-listbox/.bower.json
deleted file mode 100644
index 779b9e72e7da802db6014907a3c87d0f3c2838de..0000000000000000000000000000000000000000
--- a/third_party/polymer/v1_0/components-chromium/paper-listbox/.bower.json
+++ /dev/null
@@ -1,47 +0,0 @@
-{
-  "name": "paper-listbox",
-  "version": "1.1.2",
-  "description": "Implements an accessible material design listbox",
-  "authors": "The Polymer Authors",
-  "keywords": [
-    "web-components",
-    "polymer",
-    "listbox"
-  ],
-  "main": [
-    "paper-listbox.html",
-    "paper-sublistbox.html"
-  ],
-  "private": true,
-  "repository": {
-    "type": "git",
-    "url": "git://github.com/PolymerElements/paper-listbox"
-  },
-  "license": "http://polymer.github.io/LICENSE.txt",
-  "homepage": "https://github.com/PolymerElements/paper-listbox",
-  "ignore": [],
-  "dependencies": {
-    "polymer": "Polymer/polymer#^1.1.0",
-    "iron-behaviors": "PolymerElements/iron-behaviors#^1.0.0",
-    "iron-collapse": "PolymerElements/iron-collapse#^1.0.0",
-    "iron-menu-behavior": "PolymerElements/iron-menu-behavior#^1.0.0",
-    "paper-styles": "PolymerElements/paper-styles#^1.0.0"
-  },
-  "devDependencies": {
-    "iron-component-page": "PolymerElements/iron-component-page#^1.0.0",
-    "iron-test-helpers": "PolymerElements/iron-test-helpers#^1.0.0",
-    "paper-item": "PolymerElements/paper-item#^1.0.0",
-    "test-fixture": "PolymerElements/test-fixture#^1.0.0",
-    "web-component-tester": "Polymer/web-component-tester#^3.4.0",
-    "webcomponentsjs": "webcomponents/webcomponentsjs#^0.7.0"
-  },
-  "_release": "1.1.2",
-  "_resolution": {
-    "type": "version",
-    "tag": "v1.1.2",
-    "commit": "b0fde50f57db3e8e4926e9d046be9d3c159a2bff"
-  },
-  "_source": "git://github.com/polymerelements/paper-listbox.git",
-  "_target": "~1.1.2",
-  "_originalSource": "polymerelements/paper-listbox"
-}