Use platform-dependent metadata files to allow multiple builds from the same repository

packagerChrome.py

Index: packagerChrome.py
===================================================================
--- a/packagerChrome.py
+++ b/packagerChrome.py
@@ -13,20 +13,27 @@
 # GNU General Public License for more details.
 #
 # You should have received a copy of the GNU General Public License
 # along with Adblock Plus.  If not, see <http://www.gnu.org/licenses/>.
 
 import sys, os, re, json, struct
 from StringIO import StringIO
 
-from packager import getDefaultFileName, readMetadata, getBuildVersion, getTemplate, Files
+import packager
+from packager import getDefaultFileName, getBuildVersion, getTemplate, Files
 
 defaultLocale = 'en_US'
 
+def getMetadataPath(baseDir):
+  return packager.getMetadataPath(baseDir, 'chrome')
+
+def readMetadata(baseDir):
+  return packager.readMetadata(baseDir, 'chrome')
+
 def getIgnoredFiles(params):
   return set(('store.description',))
 
 def getPackageFiles(params):
   result = set(('_locales', 'icons', 'jquery-ui', 'lib', 'skin', 'ui',))
 
   if params['devenv']:
     result.add('qunit')