Add vulcanize to tools.

tools/vulcanize/node_modules/vulcanize/node_modules/cheerio/node_modules/htmlparser2/node_modules/readable-stream/test/simple/test-stream2-read-sync-stack.js

Index: tools/vulcanize/node_modules/vulcanize/node_modules/cheerio/node_modules/htmlparser2/node_modules/readable-stream/test/simple/test-stream2-read-sync-stack.js
diff --git a/tools/vulcanize/node_modules/vulcanize/node_modules/cheerio/node_modules/htmlparser2/node_modules/readable-stream/test/simple/test-stream2-read-sync-stack.js b/tools/vulcanize/node_modules/vulcanize/node_modules/cheerio/node_modules/htmlparser2/node_modules/readable-stream/test/simple/test-stream2-read-sync-stack.js
new file mode 100644
index 0000000000000000000000000000000000000000..7e86eec533a6a5cab276b3746a7970b228fbb1b5
--- /dev/null
+++ b/tools/vulcanize/node_modules/vulcanize/node_modules/cheerio/node_modules/htmlparser2/node_modules/readable-stream/test/simple/test-stream2-read-sync-stack.js
@@ -0,0 +1,54 @@
+// Copyright Joyent, Inc. and other Node contributors.
+//
+// Permission is hereby granted, free of charge, to any person obtaining a
+// copy of this software and associated documentation files (the
+// "Software"), to deal in the Software without restriction, including
+// without limitation the rights to use, copy, modify, merge, publish,
+// distribute, sublicense, and/or sell copies of the Software, and to permit
+// persons to whom the Software is furnished to do so, subject to the
+// following conditions:
+//
+// The above copyright notice and this permission notice shall be included
+// in all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN
+// NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
+// DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
+// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
+// USE OR OTHER DEALINGS IN THE SOFTWARE.
+
+var common = require('../common');
+var assert = require('assert');
+var Readable = require('../../readable').Readable;
+var r = new Readable();
+var N = 256 * 1024;
+
+// Go ahead and allow the pathological case for this test.
+// Yes, it's an infinite loop, that's the point.
+process.maxTickDepth = N + 2;
+
+var reads = 0;
+r._read = function(n) {
+  var chunk = reads++ === N ? null : new Buffer(1);
+  r.push(chunk);
+};
+
+r.on('readable', function onReadable() {
+  if (!(r._readableState.length % 256))
+    console.error('readable', r._readableState.length);
+  r.read(N * 2);
+});
+
+var ended = false;
+r.on('end', function onEnd() {
+  ended = true;
+});
+
+r.read(0);
+
+process.on('exit', function() {
+  assert(ended);
+  console.log('ok');
+});