Remove the suppression for a Issue 24307: Data race on reference counter...

tools/valgrind/tsan/suppressions.txt

 ############################
 # Chromium
 
 {
   bug_21259
   ThreadSanitizer:Race
   ...
   fun:*tracked_objects*ThreadData*StartTracking*
 }
 
@@ skipping 37 matching lines @@
   fun:*IPC*SyncMessageC*E*
 }
 
 {
   bug_23433
   ThreadSanitizer:Race
   fun:*logging*SetMinLogLevel*
 }
 
 {
-  bug_24307
-  ThreadSanitizer:Race
-  fun:*RefCounted*disk_cache*File*
-}
-
-{
   bug_24419
   ThreadSanitizer:Race
   fun:*BrowserProcessImpl*nspector*iles*
 }
 
 {
   bug_24715
   ThreadSanitizer:Race
   fun:*base*internal*WeakReference*
   ...
@@ skipping 153 matching lines @@
   fun:tzset*
 }
 
 # Benign race in thread-safe function
 {
   fun:mkstemp*
   ThreadSanitizer:Race
   ...
   fun:mkstemp*
 }