Suppress a possible data race in SKIA

tools/valgrind/tsan/suppressions.txt

 ############################
 # Chromium
 
 {
   bug_23433
   ThreadSanitizer:Race
   fun:*logging*SetMinLogLevel*
 }
 
 {
@@ skipping 20 matching lines @@
   ThreadSanitizer:Race
   fun:*media*PipelineImpl*InitializeTask*
 }
 
 {
   bug_46642b
   ThreadSanitizer:Race
   fun:*media*PipelineImpl*GetCurrentTime*
 }
 
+{
+  bug_46672
+  ThreadSanitizer:Race
+  fun:*std*set_new_handler*
+  fun:*sk_malloc_flags*
+  fun:*SkBitmap*HeapAllocator*allocPixelRef*
+  fun:*SkBitmap**allocPixels*
+}
+
 ############################
 # Real races in third_party
 {
   bug_23244 (libevent)
   ThreadSanitizer:Race
   fun:event_*
   fun:event_*
 }
 
 {
@@ skipping 236 matching lines @@
   ThreadSanitizer:Race
   ...
   fun:gethostbyname2_r*
 }
 
 {
   Benign race in nss (PR_EnterMonitor)
   ThreadSanitizer:Race
   fun:PR_EnterMonitor
 }