WebUI: Update polymer-css-build to latest version.

polymer-css-build 0.1.2 -> 0.3.0-alpha.7
polymer-bundler 3.0.1 -> 3.1.1
crisper 2.0.2 -> 2.1.1

This is required for allowing Polymer 2 optimize_webui=true builds.

Bug: 852069
Cq-Include-Trybots: luci.chromium.try:closure_compilation
Change-Id: I69da071fcf6999c366f1d60070888afb7a662f4a
Reviewed-on: https://chromium-review.googlesource.com/1142900
Commit-Queue: Demetrios Papadopoulos <dpapad@chromium.org>
Reviewed-by: Michael Giuffrida <michaelpg@chromium.org>
Cr-Commit-Position: refs/heads/master@{#578872}

chrome/browser/resources/optimize_webui.py

@@ -205,6 +205,7 @@ def _optimize(in_folder, args):
     pcb_html_out_paths = [
         os.path.join(out_path, f) for f in args.html_out_files]
     node.RunNode([node_modules.PathToPolymerCssBuild()] +
+                 ['--polymer-version', '1'] +
                  ['--no-inline-includes', '-f'] +
                  crisper_html_out_paths + ['-o'] + pcb_html_out_paths)
   finally:

third_party/node/node_modules.tar.gz.sha1

-050c85d20f7cedd7f5c39533c1ba89dcdfa56a08
+2c497e5e7b7070e0249cfbaed9b19c93a2437d7b

third_party/node/npm_exclude.txt

@@ -10,6 +10,6 @@ hydrolysis/hydrolysis.js
 *.svg
 */test/
 *.ts
-*/@types/
+@types
 *.woff
 *.yml

third_party/node/package.json

@@ -3,10 +3,10 @@
   "version": "1.0.0",
   "author": "dpapad@chromium.org",
   "dependencies": {
-    "crisper": "2.0.2",
+    "crisper": "2.1.1",
     "eslint": "3.19.0",
-    "polymer-bundler": "3.0.1",
-    "polymer-css-build": "0.1.2",
+    "polymer-bundler": "3.1.1",
+    "polymer-css-build": "0.3.0-alpha.7",
     "uglify-es": "3.0.15"
   }
 }