Fix leaks in MediaGalleriesPreferencesTest.*

tools/valgrind/memcheck/suppressions.txt

Index: tools/valgrind/memcheck/suppressions.txt
diff --git a/tools/valgrind/memcheck/suppressions.txt b/tools/valgrind/memcheck/suppressions.txt
index 73e20459d08e590e0380467eb316b8f91199abca..03823ad7fe57cdb9e64adb4b6b3a8a36da29e2ba 100644
--- a/tools/valgrind/memcheck/suppressions.txt
+++ b/tools/valgrind/memcheck/suppressions.txt
@@ -5829,24 +5829,6 @@
    fun:_ZN6policy22BrowserPolicyConnector4InitEv
    fun:_ZN21TestingBrowserProcess24browser_policy_connectorEv
 }
-{
-   bug_141322_a
-   Memcheck:Leak
-   fun:_Znw*
-   fun:_ZN10extensions16SettingsFrontendC1ERK13scoped_refptrINS_22SettingsStorageFactoryEEP7Profile
-   fun:_ZN10extensions16SettingsFrontend6CreateEP7Profile
-   fun:_ZN16ExtensionServiceC1EP7ProfilePK11CommandLineRK8FilePathPN10extensions14ExtensionPrefsEbb
-   fun:_ZN10extensions19TestExtensionSystem22CreateExtensionServiceEPK11CommandLineRK8FilePathb
-   fun:_ZN6chrome12_GLOBAL__N_129MediaGalleriesPreferencesTest5SetUpEv
-}
-{
-   bug_141322_b
-   Memcheck:Leak
-   fun:_Znw*
-   fun:_ZN16ExtensionServiceC1EP7ProfilePK11CommandLineRK8FilePathPN10extensions14ExtensionPrefsEbb
-   fun:_ZN10extensions19TestExtensionSystem22CreateExtensionServiceEPK11CommandLineRK8FilePathb
-   fun:_ZN6chrome12_GLOBAL__N_129MediaGalleriesPreferencesTest5SetUpEv
-}
 
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 # 4. These only occur on our Google workstations