write_handler_guard_  116 net/spdy/spdy_stream.cc   CHECK(!write_handler_guard_);
write_handler_guard_  549 net/spdy/spdy_stream.cc     write_handler_guard_ = true;
write_handler_guard_  556 net/spdy/spdy_stream.cc     write_handler_guard_ = false;
write_handler_guard_  563 net/spdy/spdy_stream.h   bool write_handler_guard_;