Add a html-based visualizer for TurboFan graphs

tools/turbolizer/lang-disassembly.js

Index: tools/turbolizer/lang-disassembly.js
diff --git a/tools/turbolizer/lang-disassembly.js b/tools/turbolizer/lang-disassembly.js
new file mode 100644
index 0000000000000000000000000000000000000000..590f9fd804f6a87c27bde1a47fb523aec12f2174
--- /dev/null
+++ b/tools/turbolizer/lang-disassembly.js
@@ -0,0 +1,14 @@
+// Copyright 2015 the V8 project authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+PR.registerLangHandler(
+    PR.createSimpleLexer(
+      [
+        [PR.PR_STRING,        /^(?:\'(?:[^\\\'\r\n]|\\.)*(?:\'|$))/, null, '\''],
+        [PR.PR_PLAIN,         /^\s+/, null, ' \r\n\t\xA0']
+      ],
+      [ // fallthroughStylePatterns
+        [PR.PR_COMMENT,       /;; debug: position \d+/, null],
+      ]),
+    ['disassembly']);