MessageStringCollector::MessageStringCollector() : impl_(new Impl) {}
-MessageStringCollector::~MessageStringCollector() {}
+MessageStringCollector::~MessageStringCollector() = default;
+MessageStringCollector::MessageStringCollector(MessageStringCollector&&) noexcept = default;
+MessageStringCollector& MessageStringCollector::operator=(MessageStringCollector&&) noexcept = default;
void MessageStringCollector::startContext(const char* name)
{