Change QUIC receive buffers to correct size

Change-Id: I7f802b043365e99e69a02385d3ecace4d4116a17
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1819634
Commit-Queue: David Schinazi <dschinazi@chromium.org>
Auto-Submit: David Schinazi <dschinazi@chromium.org>
Reviewed-by: Ryan Hamilton <rch@chromium.org>
Cr-Commit-Position: refs/heads/master@{#699066}

net/quic/quic_chromium_packet_reader.cc

@@ -31,7 +31,7 @@ QuicChromiumPacketReader::QuicChromiumPacketReader(
       yield_after_duration_(yield_after_duration),
       yield_after_(quic::QuicTime::Infinite()),
       read_buffer_(base::MakeRefCounted<IOBufferWithSize>(
-          static_cast<size_t>(quic::kMaxOutgoingPacketSize))),
+          static_cast<size_t>(quic::kMaxIncomingPacketSize))),
       net_log_(net_log) {}
 
 QuicChromiumPacketReader::~QuicChromiumPacketReader() {}
@@ -74,8 +74,7 @@ void QuicChromiumPacketReader::StartReading() {
 }
 
 size_t QuicChromiumPacketReader::EstimateMemoryUsage() const {
-  // Return the size of |read_buffer_|.
-  return quic::kMaxOutgoingPacketSize;
+  return read_buffer_->size();
 }
 
 bool QuicChromiumPacketReader::ProcessReadResult(int result) {

net/tools/quic/quic_simple_server.cc

@@ -34,7 +34,7 @@ const size_t kNumSessionsToCreatePerSocketEvent = 16;
 
 // Allocate some extra space so we can send an error if the client goes over
 // the limit.
-const int kReadBufferSize = 2 * quic::kMaxOutgoingPacketSize;
+const int kReadBufferSize = 2 * quic::kMaxIncomingPacketSize;
 
 }  // namespace