V8: Prepare switching off gyp in runhooks

scripts/slave/recipe_modules/v8/api.py

 # Copyright 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.
 
 import argparse
 import contextlib
 import datetime
 import difflib
 import random
 import re
@@ skipping 256 matching lines @@
     if self.c.gyp_env.CC:
       env['CC'] = self.c.gyp_env.CC
     if self.c.gyp_env.CXX:
       env['CXX'] = self.c.gyp_env.CXX
     if self.c.gyp_env.LINK:
       env['LINK'] = self.c.gyp_env.LINK
     if self.c.gyp_env.RANLIB:
       env['RANLIB'] = self.c.gyp_env.RANLIB
     if self.m.chromium.c.project_generator.tool != 'gyp':
       env['GYP_CHROMIUM_NO_ACTION'] = 1
+    else:
+      env['GYP_CHROMIUM_NO_ACTION'] = 0
     if self.m.chromium.c.gyp_env.GYP_MSVS_VERSION:
       env['GYP_MSVS_VERSION'] = self.m.chromium.c.gyp_env.GYP_MSVS_VERSION
     self.m.chromium.runhooks(env=env, **kwargs)
 
   @contextlib.contextmanager
   def _temp_dir(self, path):
     try:
       self.m.file.makedirs('for peeking gn', path)
       yield
     finally:
@@ skipping 946 matching lines @@
   def report_culprits(self, culprit_range):
     assert culprit_range
     if len(culprit_range) > 1:
       text = 'Suspecting multiple commits'
     else:
       text = 'Suspecting %s' % culprit_range[0][:8]
 
     step_result = self.m.step(text, cmd=None)
     for culprit in culprit_range:
       step_result.presentation.links[culprit[:8]] = COMMIT_TEMPLATE % culprit