Python 3 compatibility

test/mac/gyptest-loadable-module.py

 #!/usr/bin/env python
 
 # Copyright (c) 2012 Google Inc. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
 """
 Tests that a loadable_module target is built correctly.
 """
 
+from __future__ import print_function
+
 import TestGyp
 
 import os
 import struct
 import sys
 
 if sys.platform == 'darwin':
-  print "This test is currently disabled: https://crbug.com/483696."
+  print("This test is currently disabled: https://crbug.com/483696.")
   sys.exit(0)
 
   test = TestGyp.TestGyp(formats=['ninja', 'make', 'xcode'])
 
   CHDIR = 'loadable-module'
   test.run_gyp('test.gyp', chdir=CHDIR)
 
   test.build('test.gyp', test.ALL, chdir=CHDIR)
 
   # Binary.
@@ skipping 14 matching lines @@
         <string>test_loadable_module</string>
 """)
 
   # PkgInfo.
   test.built_file_must_not_exist(
       'test_loadable_module.plugin/Contents/PkgInfo', chdir=CHDIR)
   test.built_file_must_not_exist(
       'test_loadable_module.plugin/Contents/Resources', chdir=CHDIR)
 
   test.pass_test()