Leak in RenderWidgetHelper::AllocTransportDIB on Mac

tools/valgrind/memcheck/suppressions_mac.txt

Index: tools/valgrind/memcheck/suppressions_mac.txt
diff --git a/tools/valgrind/memcheck/suppressions_mac.txt b/tools/valgrind/memcheck/suppressions_mac.txt
index dc4941febb20560989f46035c56245a88d30198a..08fbad68fa0c6d499966f0ecf86fda3c853c8215 100644
--- a/tools/valgrind/memcheck/suppressions_mac.txt
+++ b/tools/valgrind/memcheck/suppressions_mac.txt
@@ -1968,3 +1968,18 @@
    fun:_ZN19RenderMessageFilter17OnMessageReceivedERKN3IPC7MessageEPb
    fun:_ZN20BrowserMessageFilter15DispatchMessageERKN3IPC7MessageE
 }
+{
+   bug_104786
+   Memcheck:Leak
+   fun:_Znw*
+   fun:_ZN9__gnu_cxx13new_allocatorISt13_Rb_tree_nodeISt4pairIKjiEEE8allocateEmPKv
+   fun:_ZNSt8_Rb_treeIjSt4pairIKjiESt10_Select1stIS2_ESt4lessIjESaIS2_EE11_M_get_nodeEv
+   fun:_ZNSt8_Rb_treeIjSt4pairIKjiESt10_Select1stIS2_ESt4lessIjESaIS2_EE14_M_create_nodeERKS2_
+   fun:_ZNSt8_Rb_treeIjSt4pairIKjiESt10_Select1stIS2_ESt4lessIjESaIS2_EE9_M_insertEPSt18_Rb_tree_node_baseSA_RKS2_
+   fun:_ZNSt8_Rb_treeIjSt4pairIKjiESt10_Select1stIS2_ESt4lessIjESaIS2_EE13insert_uniqueERKS2_
+   fun:_ZNSt8_Rb_treeIjSt4pairIKjiESt10_Select1stIS2_ESt4lessIjESaIS2_EE13insert_uniqueESt17_Rb_tree_iteratorIS2_ERKS2_
+   fun:_ZNSt3mapIjiSt4lessIjESaISt4pairIKjiEEE6insertESt17_Rb_tree_iteratorIS4_ERKS4_
+   fun:_ZNSt3mapIjiSt4lessIjESaISt4pairIKjiEEEixERS3_
+   fun:_ZN18RenderWidgetHelper17AllocTransportDIBEmbPN4base14FileDescriptorE
+   fun:_ZN19RenderMessageFilter19OnAllocTransportDIBEmbPN4base14FileDescriptorE
+}