Update pubspecs and dependencies to get pkgbuild tests working.

third_party/pkg/angular/playback_middleware/lib/middleware.js

Index: third_party/pkg/angular/playback_middleware/lib/middleware.js
diff --git a/third_party/pkg/angular/playback_middleware/lib/middleware.js b/third_party/pkg/angular/playback_middleware/lib/middleware.js
deleted file mode 100644
index 09382e1f35b9e3fc3760a753e8edb3bb1a791d4f..0000000000000000000000000000000000000000
--- a/third_party/pkg/angular/playback_middleware/lib/middleware.js
+++ /dev/null
@@ -1,50 +0,0 @@
-
-var url = require('url');
-var playback = require('./playback.js');
-
-/**
- * Returns connect middleware that will record and playback for Angular.dart's
- * HTTP playback service.
- * @param opts
- *    path is the path where the record / playback endpoint is served
- *    playbackImpl is the playback module, used for mocking
- * @returns {Function}
- */
-function endpoint(opts) {
-  opts = opts || {};
-  opts.path = opts.path || '/record';
-  opts.playbackImpl = opts.playbackImpl || playback.playback();
-
-
-  return function playbackEndpoint(req, res, next) {
-    if (url.parse(req.url).path != opts.path) {
-      next();
-      return;
-    }
-
-    if (req.method == 'POST') {
-      var body = '';
-      req.on('data', function(data) {
-        body += data;
-      });
-      req.on('end', function() {
-        var parsedBody = JSON.parse(body);
-
-        opts.playbackImpl.record(parsedBody.key, parsedBody.data);
-        res.writeHead(200);
-        res.end();
-      });
-    } else if (req.method == 'GET') {
-      var data = opts.playbackImpl.playback();
-      res.writeHead(200, {
-        'Content-Type': 'application/dart',
-        'Content-Length': Buffer.byteLength(data)
-      });
-      res.end(data);
-    }
-  }
-}
-
-module.exports = {
-  endpoint: endpoint
-};