Suppress leaks in sync_file_system::SyncFileSystemBackend

TBR=nhiroki@chromium.org
BUG=282646

Review URL: https://codereview.chromium.org/23572020

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@220671 0039d316-1c4b-4281-b951-d872f2087c98

tools/heapcheck/suppressions.txt

@@ -885,3 +885,19 @@
    fun:net::QuicHttpStream::Close
    fun:net::test::QuicStreamFactoryTest_MaxOpenStream_Test::TestBody
 }
+{
+   bug_282646
+   Heapcheck:Leak
+   ...
+   fun:SyncFileSystemBackend
+   fun:chrome::ChromeContentBrowserClient::GetAdditionalFileSystemBackends
+   fun:content::CreateFileSystemContext
+   fun:content::StoragePartitionImpl::Create
+   fun:content::StoragePartitionImplMap::Get
+   fun:GetStoragePartitionFromConfig
+   fun:content::BrowserContext::GetStoragePartitionForSite
+   fun:ExtensionService::NotifyExtensionUnloaded
+   fun:ExtensionService::UnloadExtension
+   fun:ExtensionService::AddExtension
+   fun:extensions::TestExtensionEnvironment::MakeExtension
+}

tools/valgrind/memcheck/suppressions.txt

@@ -7239,3 +7239,14 @@
    fun:_ZN3net14QuicHttpStream5CloseEb
    fun:_ZN3net4test40QuicStreamFactoryTest_MaxOpenStream_Test8TestBodyEv
 }
+{
+   bug_282646
+   Memcheck:Leak
+   fun:_Znw*
+   fun:_ZN16sync_file_system21SyncFileSystemBackendC1EP7Profile
+   fun:_ZN6chrome26ChromeContentBrowserClient31GetAdditionalFileSystemBackendsEPN7content14BrowserContextERKN4base8FilePathEP12ScopedVectorIN7fileapi17FileSystemBackendEE
+   fun:_ZN7content23CreateFileSystemContextEPNS_14BrowserContextERKN4base8FilePathEbPN5quota17QuotaManagerProxyE
+   fun:_ZN7content20StoragePartitionImpl6CreateEPNS_14BrowserContextEbRKN4base8FilePathE
+   fun:_ZN7content23StoragePartitionImplMap3GetERKSsS2_b
+   fun:_ZN7content12_GLOBAL__N_129GetStoragePartitionFromConfigEPNS_14BrowserContextERKSsS4_b
+}