relnote: QUIC streamable frames can now use a freelist for their packet buffers, Guarded by gfe2_fe…

net/quic/quic_chromium_connection_helper.h

Index: net/quic/quic_chromium_connection_helper.h
diff --git a/net/quic/quic_chromium_connection_helper.h b/net/quic/quic_chromium_connection_helper.h
index 2b0464945d9fe80a7df4f614dd3f29a80baff80f..288d595b0791893ed5748d7e7f1e8dbf2818f936 100644
--- a/net/quic/quic_chromium_connection_helper.h
+++ b/net/quic/quic_chromium_connection_helper.h
@@ -13,9 +13,9 @@
 #include "base/macros.h"
 #include "base/memory/weak_ptr.h"
 #include "net/base/ip_endpoint.h"
+#include "net/quic/quic_buffer_pool.h"
 #include "net/quic/quic_connection.h"
 #include "net/quic/quic_protocol.h"
-#include "net/quic/quic_simple_buffer_allocator.h"
 #include "net/quic/quic_time.h"
 #include "net/udp/datagram_client_socket.h"
 
@@ -46,7 +46,8 @@ class NET_EXPORT_PRIVATE QuicChromiumConnectionHelper
   base::TaskRunner* task_runner_;
   const QuicClock* clock_;
   QuicRandom* random_generator_;
-  SimpleBufferAllocator buffer_allocator_;
+  // Create a buffer free list using no more than 8 * 8MB memory.
+  QuicBufferPool<kMaxPacketSize, 8> buffer_allocator_;
   base::WeakPtrFactory<QuicChromiumConnectionHelper> weak_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(QuicChromiumConnectionHelper);