chromium: pass proper --src-dir to win_apply_syzyasan.py

scripts/slave/recipe_modules/chromium/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 re
 
 from recipe_engine import recipe_api
 from recipe_engine import util as recipe_util
 
 class TestLauncherFilterFileInputPlaceholder(recipe_util.InputPlaceholder):
@@ skipping 686 matching lines @@
       self.m.python(
           'process_dumps',
           self.package_repo_resource('scripts', 'slave', 'process_dumps.py'),
           ['--target', self.c.build_config_fs],
           infra_step=True,
           **kwargs)
     except self.m.step.InfraFailure:
       pass
 
   def apply_syzyasan(self):
-    args = ['--target', self.c.BUILD_CONFIG]
+    args = [
+        '--src-dir', self.m.path['checkout'],
+        '--target', self.c.BUILD_CONFIG,
+    ]
     self.m.python(
       'apply_syzyasan',
       self.package_repo_resource(
           'scripts', 'slave', 'chromium', 'win_apply_syzyasan.py'),
       args)
 
   def archive_build(self, step_name, gs_bucket, gs_acl=None, mode=None,
                     **kwargs):
     """Returns a step invoking archive_build.py to archive a Chromium build."""
 
@@ skipping 73 matching lines @@
       }))
 
   def get_annotate_by_test_name(self, test_name):
     return 'graphing'
 
   def download_lto_plugin(self):
     return self.m.python(
         name='download LTO plugin',
         script=self.m.path['checkout'].join(
             'build', 'download_gold_plugin.py'))