Rewrite Windows path separator to be Unix path separator in Observatory resource bundle

runtime/tools/create_resources.py

 # Copyright (c) 2013, the Dart project authors.  Please see the AUTHORS file
 # for details. All rights reserved. Use of this source code is governed by a
 # BSD-style license that can be found in the LICENSE file.
 #
 # This python script creates string literals in a C++ source file from a C++
 # source template and one or more resource files.
 
 import os
 import sys
 from os.path import join
@@ skipping 22 matching lines @@
     lineCounter = 0
     for byte in fileHandle.read():
       result += r" '\x%02x'," % ord(byte)
       lineCounter += 1
       if lineCounter == 10:
         result += '\n   '
         lineCounter = 0
     if lineCounter != 0:
       result += '\n   '
     result += ' 0\n};\n\n'
-    resource_url_scrubbed = re.sub(r'\\', '', resource_url)
+    resource_url_scrubbed = re.sub(r'\\', '/', resource_url)
     resources.append(
         (resource_url_scrubbed, resource_name, os.stat(resource_file).st_size));
 
   # Write the resource table.
   result += 'ResourcesEntry __%s_resources_[] = ' % table_name
   result += '{\n'
   for res in resources:
     result += '   { "%s", %s, %d },\n' % res
   result += '   { 0, 0, 0 },\n'
   result += '};\n\n'
@@ skipping 88 matching lines @@
 
     return 0
   except Exception, inst:
     sys.stderr.write('create_resources.py exception\n')
     sys.stderr.write(str(inst))
     sys.stderr.write('\n')
     return -1
 
 if __name__ == '__main__':
   sys.exit(main(sys.argv))