DevTools: enable backwards-compatibility testing

third_party/WebKit/Source/devtools/scripts/utils.js

 // Copyright 2016 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 var fs = require('fs');
 var http = require('http');
 var https = require('https');
 var path = require('path');
 var parseURL = require('url').parse;
 var shell = require('child_process').execSync;
@@ skipping 106 matching lines @@
 }
 
 function includes(sequence, target) {
   return sequence.indexOf(target) > -1;
 }
 
 function shellOutput(command) {
   return shell(command).toString().trim();
 }
 
+function parseArgs(args) {
+  var argObject = {};
+  for (var i = 0; i < args.length; i++) {
+    var arg = args[i];
+    var components = arg.split('=');
+    var key = components[0];
+    argObject[key] = components[1] || true;
+  }
+  return argObject;
+}
+
 module.exports = {
-    fetch, atob, isFile, isDir, copy, copyRecursive, removeRecursive, includes, shellOutput,
+    fetch, atob, isFile, isDir, copy, copyRecursive, removeRecursive, includes, shellOutput, parseArgs,
 };