Make OnPushPromiseFrameEnd() return the same value as OnHeadersFrameEnd().

This helps future change to be more consistent.

gfe-relnote: v99, not protected.
PiperOrigin-RevId: 260533873
Change-Id: Ic244ff51d208a0b885423c65705ddbdd24ce56ab

quic/core/http/quic_spdy_stream.cc

diff --git a/quic/core/http/quic_spdy_stream.cc b/quic/core/http/quic_spdy_stream.cc
index 5d58c75..2e97a94 100644
--- a/quic/core/http/quic_spdy_stream.cc
+++ b/quic/core/http/quic_spdy_stream.cc
@@ -961,8 +961,7 @@
 bool QuicSpdyStream::OnPushPromiseFrameEnd() {
   DCHECK(VersionUsesQpack(transport_version()));
 
-  OnHeadersFrameEnd();
-  return !sequencer()->IsClosed() && !reading_stopped();
+  return OnHeadersFrameEnd();
 }
 
 bool QuicSpdyStream::OnUnknownFrameStart(uint64_t frame_type,