GOOGLE_PROTOBUF_DECLARE_ONCE   98 third_party/protobuf/src/google/protobuf/compiler/plugin.pb.cc GOOGLE_PROTOBUF_DECLARE_ONCE(protobuf_AssignDescriptors_once_);
GOOGLE_PROTOBUF_DECLARE_ONCE  895 third_party/protobuf/src/google/protobuf/descriptor.cc GOOGLE_PROTOBUF_DECLARE_ONCE(generated_pool_init_);
GOOGLE_PROTOBUF_DECLARE_ONCE  468 third_party/protobuf/src/google/protobuf/descriptor.pb.cc GOOGLE_PROTOBUF_DECLARE_ONCE(protobuf_AssignDescriptors_once_);
GOOGLE_PROTOBUF_DECLARE_ONCE   65 third_party/protobuf/src/google/protobuf/extension_set.cc GOOGLE_PROTOBUF_DECLARE_ONCE(registry_init_);
GOOGLE_PROTOBUF_DECLARE_ONCE  257 third_party/protobuf/src/google/protobuf/message.cc GOOGLE_PROTOBUF_DECLARE_ONCE(generated_message_factory_once_init_);
GOOGLE_PROTOBUF_DECLARE_ONCE  127 third_party/protobuf/src/google/protobuf/stubs/common.cc GOOGLE_PROTOBUF_DECLARE_ONCE(log_silencer_count_init_);
GOOGLE_PROTOBUF_DECLARE_ONCE  348 third_party/protobuf/src/google/protobuf/stubs/common.cc GOOGLE_PROTOBUF_DECLARE_ONCE(shutdown_functions_init);
GOOGLE_PROTOBUF_DECLARE_ONCE  179 third_party/protobuf/src/google/protobuf/stubs/once_unittest.cc GOOGLE_PROTOBUF_DECLARE_ONCE(simple_once);
GOOGLE_PROTOBUF_DECLARE_ONCE  193 third_party/protobuf/src/google/protobuf/stubs/once_unittest.cc GOOGLE_PROTOBUF_DECLARE_ONCE(recursive_once1);
GOOGLE_PROTOBUF_DECLARE_ONCE  194 third_party/protobuf/src/google/protobuf/stubs/once_unittest.cc GOOGLE_PROTOBUF_DECLARE_ONCE(recursive_once2);
GOOGLE_PROTOBUF_DECLARE_ONCE  204 third_party/protobuf/src/google/protobuf/stubs/once_unittest.cc GOOGLE_PROTOBUF_DECLARE_ONCE(multiple_threads_once);
GOOGLE_PROTOBUF_DECLARE_ONCE  220 third_party/protobuf/src/google/protobuf/stubs/once_unittest.cc GOOGLE_PROTOBUF_DECLARE_ONCE(multiple_threads_blocked_once1);
GOOGLE_PROTOBUF_DECLARE_ONCE  221 third_party/protobuf/src/google/protobuf/stubs/once_unittest.cc GOOGLE_PROTOBUF_DECLARE_ONCE(multiple_threads_blocked_once2);