Import Polymer 0.8 and several key elements.

third_party/polymer/v0_8/components-chromium/paper-drawer-panel/bower.json

Index: third_party/polymer/v0_8/components-chromium/paper-drawer-panel/bower.json
diff --git a/third_party/polymer/v0_8/components-chromium/paper-drawer-panel/bower.json b/third_party/polymer/v0_8/components-chromium/paper-drawer-panel/bower.json
new file mode 100644
index 0000000000000000000000000000000000000000..0c46b57c86d7694a4c54c839894d1d39556a68cd
--- /dev/null
+++ b/third_party/polymer/v0_8/components-chromium/paper-drawer-panel/bower.json
@@ -0,0 +1,30 @@
+{
+  "name": "paper-drawer-panel",
+  "version": "0.8.0",
+  "authors": [
+    "The Polymer Authors"
+  ],
+  "keywords": [
+    "web-components",
+    "web-component",
+    "polymer"
+  ],
+  "main": "index.html",
+  "private": true,
+  "repository": {
+    "type": "git",
+    "url": "git://github.com/PolymerElements/paper-drawer-panel.git"
+  },
+  "license": "MIT",
+  "homepage": "https://github.com/PolymerElements/paper-drawer-panel",
+  "dependencies": {
+    "iron-selector": "PolymerElements/iron-selector#^0.8.0",
+    "iron-media-query": "PolymerElements/iron-media-query#^0.8.0",
+    "polymer": "Polymer/polymer#v0.8.0-rc.6"
+  },
+  "devDependencies": {
+    "webcomponentsjs": "webcomponents/webcomponentsjs#^0.6.0",
+    "iron-doc-viewer": "PolymerElements/iron-doc-viewer#^0.8.0",
+    "paper-styles": "PolymerElements/paper-styles#^0.8.0"
+  }
+}