Suppress a data race on vfptr in ipc/ipc_sync_channel_unittest.cc...

tools/valgrind/tsan/suppressions.txt

 ############################
 # Chromium
 
 {
   bug_21259
   ThreadSanitizer:Race
   ...
   fun:*tracked_objects*ThreadData*StartTracking*
 }
 
@@ skipping 140 matching lines @@
 # TODO(timurrrr): bug item
 {
   Data race on vfptr in base/thread_unittest
   ThreadSanitizer:Race
   ...
   fun:*ThreadTest_SleepInsideInit*TestBody*
 }
 
 # TODO(timurrrr): bug item
 {
-  Data race on vfptr in ipc/ipc_sync_channel_unittest
-  ThreadSanitizer:Race
-  ...
-  fun:*STLDeleteContainerPointers*Worker*
-  ...
-  fun:*IPCSyncChannelTest*
-}
-
-# TODO(timurrrr): bug item
-{
   Data race on bool in chrome/browser/net/url_fetcher_unittest (1)
   ThreadSanitizer:Race
   fun:*URLFetcherCancelTest*TestContextReleased*
 }
 {
   Data race on bool in chrome/browser/net/url_fetcher_unittest (2)
   ThreadSanitizer:Race
   fun:*CancelTestURLRequestContext*CancelTestURLRequestContext*
 }
 
@@ skipping 54 matching lines @@
   fun:tzset*
 }
 
 # Benign race in thread-safe function
 {
   fun:mkstemp*
   ThreadSanitizer:Race
   ...
   fun:mkstemp*
 }