//
// See https://httpwg.org/specs/rfc7540.html#FrameHeader
type http2FrameHeader struct {
	valid bool // caller can access []byte fields in the Frame

	// Type is the 1 byte frame type. There are ten standard frame
	// types, but extension frame types may be written by WriteRawFrame
	// and will be returned by ReadFrame (as UnknownFrame).
	Type http2FrameType

if(!(type in this.listeners_)){this.listeners_[type]=[handler];}else{const handlers=this.listeners_[type];if(handlers.indexOf(handler)<0){handlers.push(handler);}}},removeEventListener(type,handler){if(!this.listeners_)return;if(type in this.listeners_){const handlers=this.listeners_[type];const index=handlers.indexOf(handler);if(index>=0){if(handlers.length===1){delete...