Update the stack for handle leak in ChildSharedBitmapManager::AllocateSharedBitmap

tools/valgrind/drmemory/suppressions.txt

 # This file contains suppressions for the Dr.Memory tool, see
 # http://dev.chromium.org/developers/how-tos/using-drmemory
 #
 # This file contains suppressions for the DrMemory reports happening
 # in the 'light' mode (a.k.a. drmemory_light) as well as in the 'full' mode.
 # Please use suppressions_full.txt for all the reports that can happen only
 # in the full mode (drmemory_full),
 
 ############################
 # Known reports on the third party we have no control over.
@@ skipping 619 matching lines @@
 
 UNADDRESSABLE ACCESS
 name=http://crbug.com/432070
 blink_web.dll!blink::Frame::detach
 content.dll!content::RenderFrameProxy::OnDeleteProxy
 content.dll!content::RenderFrameProxy::OnMessageReceived
 content.dll!content::MessageRouter::RouteMessage
 
 HANDLE LEAK
 name=http://crbug.com/441785
-system call NtCreateSection
-*!CreateFileMappingW
-*!base::SharedMemory::Create
-*!content::ChildThreadImpl::AllocateSharedMemory
+system call NtDuplicateObject
 ...
-*!content::ChildSharedBitmapManager::AllocateSharedBitmap
+*!ChildProcessHostMsg_AllocatedSharedBitmap::ChildProcessHostMsg_AllocatedSharedBitmap
+*!content::ChildSharedBitmapManager::AllocateSharedMemoryBitmap
 
 HANDLE LEAK
 name=http://crbug.com/449989
 system call NtOpenProcess
 KERNELBASE.dll!OpenProcess
 base.dll!base::Process::OpenWithExtraPrivileges
 content.dll!content::BrowserMessageFilter::Internal::OnChannelConnected
 
 UNADDRESSABLE ACCESS
 name=http://crbug.com/455060
@@ skipping 141 matching lines @@
 *!content::ChildProcessLauncher::Notify
 *!content::ChildProcessLauncher::DidLaunch
 *!base::internal::InvokeHelper<>::MakeItSo
 
 GDI USAGE ERROR
 name=bug_573352
 system call NtGdiDeleteObjectApp
 GDI32.dll!...
 SHELL32.dll!...
 ui_base.dll!drag_utils::SetDragImageOnDataObject