Roll GN: gn format is --in-place by default

PRESUBMIT.py

 # Copyright (c) 2013 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
 
 """Top-level presubmit script for Skia.
 
 See http://dev.chromium.org/developers/how-tos/depottools/presubmit-scripts
 for more details about the presubmit API built into gcl.
 """
@@ skipping 178 matching lines @@
   """Make sure any .gn files we're changing have been formatted."""
   results = []
   for f in input_api.AffectedFiles():
     if not f.LocalPath().endswith('.gn'):
       continue
 
     cmd = ['gn', 'format', '--dry-run', f.LocalPath()]
     try:
       subprocess.check_output(cmd)
     except subprocess.CalledProcessError:
-      fix = cmd[:]
-      fix[2] = '--in-place'
+      fix = 'gn format ' + f.LocalPath()
       results.append(output_api.PresubmitError(
-          '`%s` failed, try\n\t%s' % (' '.join(cmd), ' '.join(fix))))
+          '`%s` failed, try\n\t%s' % (' '.join(cmd), fix)))
   return results
 
 
 def _CommonChecks(input_api, output_api):
   """Presubmit checks common to upload and commit."""
   results = []
   sources = lambda x: (x.LocalPath().endswith('.h') or
                        x.LocalPath().endswith('.gypi') or
                        x.LocalPath().endswith('.gyp') or
                        x.LocalPath().endswith('.py') or
@@ skipping 341 matching lines @@
     state and an error if it is in 'Closed' state.
   """
   results = []
   results.extend(_CommonChecks(input_api, output_api))
   results.extend(
       _CheckTreeStatus(input_api, output_api, json_url=(
           SKIA_TREE_STATUS_URL + '/banner-status?format=json')))
   results.extend(_CheckLGTMsForPublicAPI(input_api, output_api))
   results.extend(_CheckOwnerIsInAuthorsFile(input_api, output_api))
   return results