CoTaskMemAlloc [OLE32.DLL]
Alloc Location
   ...  
   base/wmi_util.cc  WMIUtil::CreateLocalConnection(bool)
   base/wmi_util.cc  WMIProcessUtil::Launch(class std::basic_string const &,int *)
   base/wmi_util_unittest.cc  WMIUtilTest_TestLaunchProcess_Test::TestBody(void)
   testing/gtest/src/gtest.cc  testing::Test::Run(void)
   ^^^  

base::ObjectWatcher::StartWatching(void *,Delegate::ObjectWatcher::base *) [base_unittests.exe]
Alloc Location
   ...  
   base/object_watcher.cc  base::ObjectWatcher::StartWatching(void *,Delegate::ObjectWatcher::base *)
   base/directory_watcher_win.cc  DirectoryWatcher::Impl::OnObjectSignaled(void *)
   base/object_watcher.cc  base::ObjectWatcher::Watch::Run(void)
   base/message_loop.cc  MessageLoop::RunTask(Task *)
   ^^^