Remove third_party/polymer from .gitignore

third_party/polymer/v1_0/components/paper-drawer-panel/bower.json

Index: third_party/polymer/v1_0/components/paper-drawer-panel/bower.json
diff --git a/third_party/polymer/v1_0/components/paper-drawer-panel/bower.json b/third_party/polymer/v1_0/components/paper-drawer-panel/bower.json
deleted file mode 100644
index 76a2f0c6e6a0d1b8e9d1fe9e83670d6a692f156f..0000000000000000000000000000000000000000
--- a/third_party/polymer/v1_0/components/paper-drawer-panel/bower.json
+++ /dev/null
@@ -1,33 +0,0 @@
-{
-  "name": "paper-drawer-panel",
-  "version": "1.0.3",
-  "description": "A responsive drawer panel",
-  "authors": [
-    "The Polymer Authors"
-  ],
-  "keywords": [
-    "web-components",
-    "polymer",
-    "drawer",
-    "responsive",
-    "layout"
-  ],
-  "repository": {
-    "type": "git",
-    "url": "git://github.com/PolymerElements/paper-drawer-panel.git"
-  },
-  "license": "http://polymer.github.io/LICENSE.txt",
-  "homepage": "https://github.com/PolymerElements/paper-drawer-panel",
-  "dependencies": {
-    "polymer": "Polymer/polymer#^1.0.0",
-    "iron-selector": "PolymerElements/iron-selector#^1.0.0",
-    "iron-media-query": "PolymerElements/iron-media-query#^1.0.0"
-  },
-  "devDependencies": {
-    "iron-component-page": "PolymerElements/iron-component-page#^1.0.0",
-    "paper-button": "PolymerElements/paper-button#^1.0.0",
-    "paper-styles": "PolymerElements/paper-styles#^1.0.0",
-    "web-component-tester": "*",
-    "webcomponentsjs": "webcomponents/webcomponentsjs#^0.7.0"
-  }
-}