Issue 5844 - Remove redundant parentheses in buildtools

packagerChrome.py

 # This Source Code Form is subject to the terms of the Mozilla Public
 # License, v. 2.0. If a copy of the MPL was not distributed with this
 # file, You can obtain one at http://mozilla.org/MPL/2.0/.
 
 import errno
 import glob
 import io
 import json
 import os
 import re
@@ skipping 36 matching lines @@
 def makeIcons(files, filenames):
     icons = {}
     for filename in filenames:
         try:
             magic, width, height = struct.unpack_from('>8s8xii',
                                                       files[filename])
         except struct.error:
             magic = None
         if magic != '\x89PNG\r\n\x1a\n':
             raise Exception(filename + ' is no valid PNG.')
-        if(width != height):
+        if width != height:
             print >>sys.stderr, 'Warning: %s size is %ix%i, icon should be square' % (filename, width, height)
         icons[width] = filename
     return icons
 
 
 def createScriptPage(params, template_name, script_option):
     template = getTemplate(template_name, autoEscape=True)
     return template.render(
         basename=params['metadata'].get('general', 'basename'),
         scripts=params['metadata'].get(*script_option).split()
@@ skipping 326 matching lines @@
     if devenv:
         add_devenv_requirements(files, metadata, params)
 
     zipdata = files.zipToString()
     signature = None
     pubkey = None
     if keyFile != None:
         signature = signBinary(zipdata, keyFile)
         pubkey = getPublicKey(keyFile)
     writePackage(outFile, pubkey, signature, zipdata)