Slight code change to make some global variables const.

chrome/tools/build/win/dependencies.py

 #!/usr/bin/python
 # Copyright (c) 2006-2008 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.
 
 """Script to verify a Portable Executable's dependencies.
 
 Analyzes the input portable executable (a DLL or an EXE for example), extracts
 its imports and confirms that its dependencies haven't changed. This is for
 regression testing.
@@ skipping 139 matching lines @@
 
 
 def VerifyDependents(pe_name, dependents, delay_loaded, list_file, verbose):
   """Compare the actual dependents to the expected ones."""
   scope = {}
   try:
     execfile(list_file, scope)
   except:
     raise Error("Failed to load " + list_file)
 
-  # The dependency files have dependencies in two section - dependents and delay_loaded
-  # Also various distributions of Chromium can have different dependencies. So first
-  # we read generic dependencies ("dependents" and "delay_loaded"). If distribution
-  # specific dependencies exist (i.e. "dependents_google_chrome" and
-  # "delay_loaded_google_chrome") we use those instead.
+  # The dependency files have dependencies in two section - dependents and
+  # delay_loaded. Also various distributions of Chromium can have different
+  # dependencies. So first we read generic dependencies ("dependents" and
+  # "delay_loaded"). If distribution specific dependencies exist
+  # (i.e. "dependents_google_chrome" and "delay_loaded_google_chrome") we use
+  # those instead.
   distribution = DIST_DEFAULT
   if DIST_ENV_VAR in os.environ.keys():
     distribution = os.environ[DIST_ENV_VAR].lower()
 
   expected_dependents = scope["dependents"]
   dist_dependents = "dependents" + distribution
   if dist_dependents in scope.keys():
     expected_dependents = scope[dist_dependents]
 
   expected_delay_loaded = scope["delay_loaded"]
@@ skipping 41 matching lines @@
                            "--debug",
                            dest="debug",
                            action="store_true",
                            default=False,
                            help="Display debugging information")
   options, args = option_parser.parse_args()
   if len(args) != 2:
     option_parser.error("Incorrect number of arguments")
   sys.exit(main(options, args))