Python 3 compatibility

test/mac/gyptest-sdkroot.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.
 
 """
 Verifies that setting SDKROOT works.
 """
 
+from __future__ import print_function
+
 import TestGyp
 
 import os
 import subprocess
 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'])
 
   def GetSDKPath(sdk):
     """Return SDKROOT if the SDK version |sdk| is installed or empty string."""
     DEVNULL = open(os.devnull, 'wb')
     try:
       proc = subprocess.Popen(
           ['xcodebuild', '-version', '-sdk', 'macosx' + sdk, 'Path'],
@@ skipping 15 matching lines @@
   sdk_found, sdk, sdk_path = SelectSDK()
   if not sdk_found:
     test.fail_test()
 
   test.write('sdkroot/test.gyp', test.read('sdkroot/test.gyp') % sdk)
 
   test.run_gyp('test.gyp', '-D', 'sdk_path=%s' % sdk_path,
                chdir='sdkroot')
   test.build('test.gyp', test.ALL, chdir='sdkroot')
   test.pass_test()