TestJSONStream    488 test/cctest/test-heap-profiler.cc   TestJSONStream() : eos_signaled_(0), abort_countdown_(-1) {}
TestJSONStream    489 test/cctest/test-heap-profiler.cc   explicit TestJSONStream(int abort_countdown)
TestJSONStream    542 test/cctest/test-heap-profiler.cc   TestJSONStream stream;
TestJSONStream    636 test/cctest/test-heap-profiler.cc   TestJSONStream stream(5);