Valgrind: Remove a few obsolete suppressions.

tools/valgrind/memcheck/suppressions.txt

Index: tools/valgrind/memcheck/suppressions.txt
===================================================================
--- tools/valgrind/memcheck/suppressions.txt	(revision 287619)
+++ tools/valgrind/memcheck/suppressions.txt	(working copy)
@@ -1019,24 +1019,6 @@
    fun:_ZN11ProfileImpl22GetOffTheRecordProfileEv
 }
 {
-   bug_50968_a
-   Memcheck:Leak
-   ...
-   fun:_ZN14WebDataService29InitializeDatabaseIfNecessaryEv
-}
-{
-   bug_50968_b
-   Memcheck:Unaddressable
-   ...
-   fun:_ZN14WebDataService29InitializeDatabaseIfNecessaryEv
-}
-{
-   bug_50968_d
-   Memcheck:Uninitialized
-   ...
-   fun:_ZN14WebDataService29InitializeDatabaseIfNecessaryEv
-}
-{
    bug_56359_a
    Memcheck:Leak
    fun:_Znw*
@@ -1053,12 +1035,6 @@
    fun:_ZN10URLFetcher4Core15StartURLRequestEv
 }
 {
-   bug_51153
-   Memcheck:Leak
-   ...
-   fun:_ZN7history14HistoryBackend16GetFaviconForURLE13scoped_refptrI17CancelableRequestI14CallbackRunnerI6Tuple5IibS1_I16RefCountedMemoryEb4GURLEEEERKS7_
-}
-{
    bug_51379
    Memcheck:Leak
    fun:malloc
@@ -1186,20 +1162,6 @@
    fun:_ZN14ProfileManager17GetDefaultProfileEv
 }
 {
-   bug_58561
-   Memcheck:Leak
-   fun:_Znw*
-   ...
-   fun:_ZN3net8internal26ClientSocketPoolBaseHelper16GetOrCreateGroupERKSs
-   fun:_ZN3net8internal26ClientSocketPoolBaseHelper13RequestSocketERKSsPKNS1_7RequestE
-   fun:_ZN3net20ClientSocketPoolBaseINS_*
-   fun:_ZN3net*SocketPool13RequestSocketE*
-   fun:_ZN3net18ClientSocketHandle4InitINS_*
-   ...
-   fun:_ZN3net21HttpStreamFactoryImpl3Job16DoInitConnectionEv
-   fun:_ZN3net21HttpStreamFactoryImpl3Job6DoLoopEi
-}
-{
    bug_58564
    Memcheck:Leak
    fun:calloc
@@ -1211,13 +1173,6 @@
    fun:_ZN3net13SSLConnectJob6DoLoopEi
 }
 {
-   bug_58574
-   Memcheck:Unaddressable
-   ...
-   fun:_ZN4base11MessageLoop8PostTaskERKN15tracked_objects8LocationERKN4base8CallbackIFvvEEE
-   fun:_ZN3net12CertVerifier7Request8DoVerifyEv
-}
-{
    bug_60556a
    Memcheck:Unaddressable
    ...
@@ -5840,15 +5795,6 @@
    fun:_ZN3WTF17HashMapTranslatorINS_18HashMapValueTraitsINS_10HashTraitsIPN7blink7BidiRun*
 }
 {
-   bug_370210
-   Memcheck:Leak
-   fun:_Znw*
-   fun:_ZN5blink20InternalsGeolocation24setGeolocationClientMockERNS_9InternalsEPNS_8DocumentE
-   fun:_ZN5blink19InternalsV8InternalL30setGeolocationClientMockMethodERKN2v820FunctionCallbackInfoINS1_5ValueEEE
-   fun:_ZN5blink19InternalsV8InternalL38setGeolocationClientMockMethodCallbackERKN2v820FunctionCallbackInfoINS1_5ValueEEE
-   fun:_ZN2v88internal25FunctionCallbackArguments4CallEPFvRKNS_20FunctionCallbackInfoINS_5ValueEEEE
-}
-{
   bug_371844
   Memcheck:Uninitialized
   fun:bcmp