Revert of DevTools: clean up scripts folder

third_party/WebKit/Source/devtools/scripts/js_build/ConcatenateProtocols.js

Index: third_party/WebKit/Source/devtools/scripts/js_build/ConcatenateProtocols.js
diff --git a/third_party/WebKit/Source/devtools/scripts/js_build/ConcatenateProtocols.js b/third_party/WebKit/Source/devtools/scripts/js_build/ConcatenateProtocols.js
new file mode 100644
index 0000000000000000000000000000000000000000..6f0619dad4ad098cfa5fbd7a9677dbbde93d0520
--- /dev/null
+++ b/third_party/WebKit/Source/devtools/scripts/js_build/ConcatenateProtocols.js
@@ -0,0 +1,28 @@
+// 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 path = require("path");
+
+var jsonfile = require("jsonfile");
+
+var utils = require("../utils");
+
+module.exports = function main(protocols, output)
+{
+    var domains = [];
+    var version;
+    for (var i = 0; i < protocols.length; i++) {
+        var protocol = protocols[i];
+        if (!utils.isFile(protocol))
+            throw new Error(`Cannot find ${protocol}`);
+        var json = require(protocol);
+        domains = domains.concat(json.domains);
+        version = json.version;
+    }
+    var combinedProtocol = {
+        version,
+        domains
+    };
+    jsonfile.writeFileSync(output, combinedProtocol, {spaces: 4});
+};