Issue 4028 - Add support for Edge extensions to 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 sys
 import os
 import re
 import json
 import struct
 import io
 from StringIO import StringIO
 
-import packager
-from packager import readMetadata, getMetadataPath, getDefaultFileName, getBuildVersion, getTemplate, Files
+from packager import (readMetadata, getDefaultFileName, getBuildVersion,
+                      getTemplate, Files)
 
 defaultLocale = 'en_US'
 
 
 def getIgnoredFiles(params):
     return {'store.description'}
 
 
 def getPackageFiles(params):
     result = set(('_locales', 'icons', 'jquery-ui', 'lib', 'skin', 'ui', 'ext'))
@@ skipping 350 matching lines @@
         files['qunit/index.html'] = createScriptPage(params, 'testIndex.html.tmpl',
                                                      ('general', 'testScripts'))
 
     zipdata = files.zipToString()
     signature = None
     pubkey = None
     if keyFile != None:
         signature = signBinary(zipdata, keyFile)
         pubkey = getPublicKey(keyFile)
     writePackage(outFile, pubkey, signature, zipdata)