Remove tsan.supp.

infra/bots/recipe_modules/flavor/xsan_flavor.py

Index: infra/bots/recipe_modules/flavor/xsan_flavor.py
diff --git a/infra/bots/recipe_modules/flavor/xsan_flavor.py b/infra/bots/recipe_modules/flavor/xsan_flavor.py
index 2567b01a0d498812c12aa23ff2d63c4364cdb342..9ecd4c980d005e04387397ec942df85b2023f3ba 100644
--- a/infra/bots/recipe_modules/flavor/xsan_flavor.py
+++ b/infra/bots/recipe_modules/flavor/xsan_flavor.py
@@ -54,12 +54,9 @@ class XSanFlavorUtils(default_flavor.DefaultFlavorUtils):
 
   def step(self, name, cmd, env=None, **kwargs):
     """Wrapper for the Step API; runs a step as appropriate for this flavor."""
-    skia_dir = self.m.vars.skia_dir
-    tsan_suppressions = skia_dir.join('tools', 'tsan.supp')
     env = dict(env or {})
     env['ASAN_OPTIONS'] = 'symbolize=1 detect_leaks=1'
     env['LSAN_OPTIONS'] = 'symbolize=1 print_suppressions=1'
-    env['TSAN_OPTIONS'] = 'suppressions=%s' % tsan_suppressions
     self.m.vars.default_env['PATH'] = '%%(PATH)s:%s' % (
         self.m.vars.slave_dir.join('llvm-build', 'Release+Asserts', 'bin'))
     env['LD_LIBRARY_PATH'] = self.m.vars.slave_dir.join(