WebUI: Replace vulcanize with polymer-bundler

third_party/node/chromium_vulcanize.patch

Index: third_party/node/chromium_vulcanize.patch
diff --git a/third_party/node/chromium_vulcanize.patch b/third_party/node/chromium_vulcanize.patch
deleted file mode 100644
index ddb58ee7d45f053e16e4b0ddd037adec4ca50ca9..0000000000000000000000000000000000000000
--- a/third_party/node/chromium_vulcanize.patch
+++ /dev/null
@@ -1,12 +0,0 @@
-diff --git a/lib/constants.js b/lib/constants.js
-index 21e1380..b6a353a 100644
---- a/lib/constants.js
-+++ b/lib/constants.js
-@@ -13,6 +13,6 @@ module.exports = {
-   ABS_URL: /(^\/)|(^#)|(^[\w-\d]*:)/,
-   URL: /url\([^)]*\)/g,
-   URL_ATTR: ['href', 'src', 'action', 'style', 'assetpath'],
--  URL_TEMPLATE: '{{.*}}|\\[\\[.*\\]\\]',
-+  URL_TEMPLATE: '{{.*}}|\\[\\[.*\\]\\]|\\$i18n[^{]*{[^}]*}',
-   OLD_POLYMER: 'This version of vulcanize is not compatible with Polymer < 0.8. Please use vulcanize 0.7.x.'
- };