Add Workers valgrind failures (mem leaks) to Mac suppression lists. They are...

Add Workers valgrind failures (mem leaks) to Mac suppression lists. They are already in the Win+Linux list.
BUG=22923,22932
TEST=remove suppressions and nothing bad happens.
TBR=leiz
Review URL: http://codereview.chromium.org/245001

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@27170 0039d316-1c4b-4281-b951-d872f2087c98

tools/valgrind/memcheck/suppressions_mac.txt

@@ -858,3 +858,21 @@
    fun:_ZN3net22MacTrustedCertificates27CopyTrustedCertificateArrayEv
    fun:_ZNK3net15X509Certificate6VerifyERKSsiPNS_16CertVerifyResultE
 }
+{
+   bug_22923
+   Memcheck:Leak
+   fun:_Znwm
+   ...
+   fun:_ZN13WorkerService21CreateDedicatedWorkerERK4GURLiiPN3IPC7Message6SenderEii
+   fun:_ZN21ResourceMessageFilter23OnCreateDedicatedWorkerERK4GURLiPi
+   fun:_Z16DispatchToMethodI21ResourceMessageFilterMS0_FvRK4GURLiPiES1_iiEvPT_T0_RK6Tuple2IT1_T2_EP6Tuple1IT3_E
+}
+{
+   bug_22932
+   Memcheck:Leak
+   ...
+   fun:_ZN7WebCore26PlatformMessagePortChannel19postMessageToRemoteEN3WTF10PassOwnPtrINS_18MessagePortChannel9EventDataEEE
+   fun:_ZN7WebCore18MessagePortChannel19postMessageToRemoteEN3WTF10PassOwnPtrINS0_9EventDataEEE
+   fun:_ZN7WebCore11MessagePort11postMessageERKNS_6StringEPKN3WTF6VectorINS4_6RefPtrIS0_EELm1EEERi
+   fun:_ZN7WebCore8V8Custom32v8MessagePortPostMessageCallbackERKN2v89ArgumentsE
+}
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