DevTools: speed up closure dependency checking

third_party/WebKit/Source/devtools/scripts/build/modular_build.py

 #!/usr/bin/env python
 #
 # Copyright 2014 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.
 
 """
 Utilities for the modular DevTools build.
 """
 
+import collections
 from os import path
 import os
 
 try:
     import simplejson as json
 except ImportError:
     import json
 
 
 def read_file(filename):
@@ skipping 41 matching lines @@
         self._cached_sorted_modules = None
         self.has_html = has_html
 
     def application_json(self):
         result = dict()
         result['modules'] = self.application.values()
         result['has_html'] = self.has_html
         return json.dumps(result)
 
     def all_compiled_files(self):
-        files = {}
-        for name in self.modules:
+        files = collections.OrderedDict()
+        for name in self.sorted_modules():
             module = self.modules[name]
             skipped_files = set(module.get('skip_compilation', []))
             for script in module.get('scripts', []):
                 if script not in skipped_files:
                     files[path.normpath(path.join(self.application_dir, name, script))] = True
         return files.keys()
 
     def module_compiled_files(self, name):
         files = []
         module = self.modules.get(name)
@@ skipping 97 matching lines @@
 
         return Descriptors(self.application_dir, merged_application_descriptor, all_module_descriptors, has_html)
 
     def _read_module_descriptor(self, module_name, application_descriptor_filename):
         json_filename = path.join(self.application_dir, module_name, 'module.json')
         if not path.exists(json_filename):
             bail_error('Module descriptor %s referenced in %s is missing' % (json_filename, application_descriptor_filename))
         module_json = load_and_parse_json(json_filename)
         module_json['name'] = module_name
         return module_json