Remove unneeded files from third_party/polymer.

third_party/polymer/v1_0/components-chromium/paper-dropdown-menu/.bower.json

Index: third_party/polymer/v1_0/components-chromium/paper-dropdown-menu/.bower.json
diff --git a/third_party/polymer/v1_0/components-chromium/paper-dropdown-menu/.bower.json b/third_party/polymer/v1_0/components-chromium/paper-dropdown-menu/.bower.json
deleted file mode 100644
index 660d0f7fb45f5b3c3adbd44f4a2fd4bf30a35788..0000000000000000000000000000000000000000
--- a/third_party/polymer/v1_0/components-chromium/paper-dropdown-menu/.bower.json
+++ /dev/null
@@ -1,56 +0,0 @@
-{
-  "name": "paper-dropdown-menu",
-  "version": "1.1.3",
-  "description": "An element that works similarly to a native browser select",
-  "authors": [
-    "The Polymer Authors"
-  ],
-  "keywords": [
-    "web-components",
-    "web-component",
-    "polymer",
-    "dropdown",
-    "select"
-  ],
-  "main": "paper-dropdown-menu.html",
-  "private": true,
-  "repository": {
-    "type": "git",
-    "url": "git://github.com/PolymerElements/paper-dropdown-menu"
-  },
-  "license": "http://polymer.github.io/LICENSE.txt",
-  "homepage": "https://github.com/PolymerElements/paper-dropdown-menu",
-  "dependencies": {
-    "polymer": "polymer/polymer#^1.1.0",
-    "iron-a11y-keys-behavior": "polymerelements/iron-a11y-keys-behavior#^1.0.0",
-    "iron-icon": "polymerelements/iron-icon#^1.0.0",
-    "iron-icons": "polymerelements/iron-icons#^1.0.0",
-    "paper-input": "polymerelements/paper-input#^1.0.9",
-    "paper-menu-button": "polymerelements/paper-menu-button#^1.0.0",
-    "paper-ripple": "polymerelements/paper-ripple#^1.0.0",
-    "paper-styles": "polymerelements/paper-styles#^1.0.0",
-    "iron-form-element-behavior": "PolymerElements/iron-form-element-behavior#^1.0.0",
-    "iron-validatable-behavior": "PolymerElements/iron-validatable-behavior#^1.0.0"
-  },
-  "devDependencies": {
-    "iron-component-page": "polymerelements/iron-component-page#^1.0.0",
-    "iron-demo-helpers": "polymerelements/iron-demo-helpers#^1.0.0",
-    "test-fixture": "polymerelements/test-fixture#^1.0.0",
-    "iron-test-helpers": "polymerelements/iron-test-helpers#^1.0.0",
-    "paper-item": "polymerelements/paper-item#^1.0.0",
-    "paper-listbox": "polymerelements/paper-listbox#^1.0.0",
-    "webcomponentsjs": "webcomponents/webcomponentsjs#^0.7.0",
-    "web-component-tester": "^4.0.0",
-    "paper-tabs": "polymerelements/paper-tabs#^1.0.0"
-  },
-  "ignore": [],
-  "_release": "1.1.3",
-  "_resolution": {
-    "type": "version",
-    "tag": "v1.1.3",
-    "commit": "1ca32e3eeb568f1ae356a205c1812744fdd65950"
-  },
-  "_source": "git://github.com/PolymerElements/paper-dropdown-menu.git",
-  "_target": "^1.0.0",
-  "_originalSource": "PolymerElements/paper-dropdown-menu"
-}