Do not send MAX_PUSH_ID frame if QuicSpdySession::SetMaxPushId() is called with same value as last sent MAX_PUSH_ID.
Do not send MAX_PUSH_ID frame if QuicSpdySession::SetMaxPushId() is called with same value as last sent MAX_PUSH_ID.

Client side behavior change.

PiperOrigin-RevId: 314509389
Change-Id: I85ab61dcc6bd19cd2ac0c27d019e346efcccc691

google/quiche,google/quiche,google/quiche,google/quiche