//base: Convert print statements to Python 3 style

Ran "2to3 -w -n -f print ./base" and manually added imports.
There are no intended behaviour changes.

Bug: 941669
Change-Id: If5eb9217385a6d9a7807a4ca03116e1db9999695
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1559958
Commit-Queue: Raul Tambre <raul@tambre.ee>
Commit-Queue: Daniel Cheng <dcheng@chromium.org>
Reviewed-by: Daniel Cheng <dcheng@chromium.org>
Auto-Submit: Raul Tambre <raul@tambre.ee>
Cr-Commit-Position: refs/heads/master@{#649237}

base/android/jni_generator/jni_generator.py

@@ -6,6 +6,8 @@
 """Extracts native methods from a Java file and generates the JNI bindings.
 If you change this, please run and update the tests."""
 
+from __future__ import print_function
+
 import base64
 import collections
 import errno
@@ -1534,13 +1536,13 @@ def GenerateJNIHeader(input_file, output_file, options):
           input_file, options)
       content = jni_from_java_source.GetContent()
   except ParseError, e:
-    print e
+    print(e)
     sys.exit(1)
   if output_file:
     with build_utils.AtomicOutput(output_file) as f:
       f.write(content)
   else:
-    print content
+    print(content)
 
 
 def GetScriptName():
@@ -1613,7 +1615,7 @@ See SampleForTests.java for more details.
     input_file = options.input_file
   else:
     option_parser.print_help()
-    print '\nError: Must specify --jar_file or --input_file.'
+    print('\nError: Must specify --jar_file or --input_file.')
     return 1
   output_file = None
   if options.output_dir:

base/android/jni_generator/jni_generator_tests.py

@@ -11,6 +11,8 @@ code generator and ensures the output matches a golden
 file.
 """
 
+from __future__ import print_function
+
 import difflib
 import inspect
 import optparse
@@ -133,16 +135,16 @@ class BaseTest(unittest.TestCase):
     stripped_generated = FilterText(generated_text)
     if stripped_golden == stripped_generated:
       return True
-    print self.id()
+    print(self.id())
     for line in difflib.context_diff(stripped_golden, stripped_generated):
-      print line
-    print '\n\nGenerated'
-    print '=' * 80
-    print generated_text
-    print '=' * 80
-    print 'Run with:'
-    print 'REBASELINE=1', sys.argv[0]
-    print 'to regenerate the data files.'
+      print(line)
+    print('\n\nGenerated')
+    print('=' * 80)
+    print(generated_text)
+    print('=' * 80)
+    print('Run with:')
+    print('REBASELINE=1', sys.argv[0])
+    print('to regenerate the data files.')
 
   def AssertGoldenTextEquals(self, generated_text, suffix='', golden_file=None):
     """Compares generated text with the corresponding golden_file

base/android/jni_generator/jni_refactorer.py

@@ -58,6 +58,8 @@ These exceptions are:
 instead of by another class using that object.
 """
 
+from __future__ import print_function
+
 import argparse
 import sys
 import string

base/win/embedded_i18n/create_string_rc.py

@@ -58,6 +58,8 @@ Note: MODE_SPECIFIC_STRINGS cannot be specified if STRING_IDS is not specified.
 # and IDS_L10N_OFFSET_* for the language we are interested in.
 #
 
+from __future__ import print_function
+
 import argparse
 import exceptions
 import glob
@@ -318,8 +320,9 @@ Missing input files:
 Extra input files:
 {}
 '''
-      print error.format('\n'.join(self.expected_xtb_input_files),
-        '\n'.join(all_xtb_files), '\n'.join(missing), '\n'.join(extra))
+      print(error.format('\n'.join(self.expected_xtb_input_files),
+                         '\n'.join(all_xtb_files), '\n'.join(missing),
+                         '\n'.join(extra)))
       sys.exit(1)
     return translated_strings
 
@@ -391,12 +394,12 @@ Extra input files:
       if missing_xtb_files:
         missing_error = ("There were files that were found in the .grd file "
                          "'{}' but do not exist on disk:\n{}")
-        print missing_error.format(grd_file, '\n'.join(missing_xtb_files))
+        print(missing_error.format(grd_file, '\n'.join(missing_xtb_files)))
 
       if extra_xtb_files:
         extra_error = ("There were files that exist on disk but were not found "
                        "in the .grd file '{}':\n{}")
-        print extra_error.format(grd_file, '\n'.join(extra_xtb_files))
+        print(extra_error.format(grd_file, '\n'.join(extra_xtb_files)))
 
       sys.exit(1)
     return translated_strings