Flatten GeneralLossAlgorithm into QuicSentPacketManager. Not flag protected.

net/quic/core/quic_connection_test.cc

Index: net/quic/core/quic_connection_test.cc
diff --git a/net/quic/core/quic_connection_test.cc b/net/quic/core/quic_connection_test.cc
index fbeae117b3b356e71778ea015a0de7d1e6e691ad..0e175fe036d3e3f36868caf6cfa470b2cfd3bbf6 100644
--- a/net/quic/core/quic_connection_test.cc
+++ b/net/quic/core/quic_connection_test.cc
@@ -712,7 +712,7 @@ class QuicConnectionTest : public ::testing::TestWithParam<TestParams> {
     FLAGS_quic_always_log_bugs_for_tests = true;
     connection_.set_visitor(&visitor_);
     connection_.SetSendAlgorithm(kDefaultPathId, send_algorithm_);
-    connection_.SetLossAlgorithm(kDefaultPathId, loss_algorithm_);
+    connection_.SetLossAlgorithm(kDefaultPathId, loss_algorithm_.get());
     framer_.set_received_entropy_calculator(&entropy_calculator_);
     peer_framer_.set_received_entropy_calculator(&peer_entropy_calculator_);
     EXPECT_CALL(*send_algorithm_, TimeUntilSend(_, _))
@@ -1068,7 +1068,7 @@ class QuicConnectionTest : public ::testing::TestWithParam<TestParams> {
   MockEntropyCalculator peer_entropy_calculator_;
 
   MockSendAlgorithm* send_algorithm_;
-  MockLossAlgorithm* loss_algorithm_;
+  std::unique_ptr<MockLossAlgorithm> loss_algorithm_;
   MockClock clock_;
   MockRandom random_generator_;
   SimpleBufferAllocator buffer_allocator_;