Uncover the badness

src/core/lib/iomgr/closure.c

src/core/lib/iomgr/closure.h

src/core/lib/iomgr/combiner.c

src/core/lib/iomgr/ev_epoll_linux.c

src/core/lib/iomgr/exec_ctx.c

src/core/lib/iomgr/executor.c

...core/lib/security/credentials/plugin/plugin_credentials.c

src/core/lib/security/transport/client_auth_filter.c

src/cpp/client/secure_credentials.h

src/cpp/server/dynamic_thread_pool.cc

test/cpp/end2end/end2end_test.cc