extensionsAreInitialized  652 third_party/protobuf/java/src/main/java/com/google/protobuf/GeneratedMessage.java       return super.isInitialized() && extensionsAreInitialized();
extensionsAreInitialized 1020 third_party/protobuf/java/src/main/java/com/google/protobuf/GeneratedMessage.java       return super.isInitialized() && extensionsAreInitialized();