Python 3 compatibility

test/variables/filelist/gyptest-filelist-golden.py

Index: test/variables/filelist/gyptest-filelist-golden.py
diff --git a/test/variables/filelist/gyptest-filelist-golden.py b/test/variables/filelist/gyptest-filelist-golden.py
index 55eaf9db46b3b4c20f6ca889bc258ec2585fa294..3ddc6698f8ac79fa8b29c1b3e99bf7b07aaf9eb4 100644
--- a/test/variables/filelist/gyptest-filelist-golden.py
+++ b/test/variables/filelist/gyptest-filelist-golden.py
@@ -8,6 +8,8 @@
 Test variable expansion of '<|(list.txt ...)' syntax commands.
 """
 
+from __future__ import print_function
+
 import os
 import sys
 
@@ -36,14 +38,14 @@ contents = test.read('src/filelist.gypd').replace(
     '\r', '').replace('\\\\', '/')
 expect = test.read('filelist.gypd.golden').replace('\r', '')
 if not test.match(contents, expect):
-  print "Unexpected contents of `src/filelist.gypd'"
+  print("Unexpected contents of `src/filelist.gypd'")
   test.diff(expect, contents, 'src/filelist.gypd ')
   test.fail_test()
 
 contents = test.read('src/names.txt')
 expect = 'John\nJacob\nJingleheimer\nSchmidt\n'
 if not test.match(contents, expect):
-  print "Unexpected contents of `src/names.txt'"
+  print("Unexpected contents of `src/names.txt'")
   test.diff(expect, contents, 'src/names.txt ')
   test.fail_test()