Adds plumbing for QUIC early connection migration. No behavior change.

net/quic/test_tools/quic_test_utils.h

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 //
 // Common utilities for Quic tests
 
 #ifndef NET_QUIC_TEST_TOOLS_QUIC_TEST_UTILS_H_
 #define NET_QUIC_TEST_TOOLS_QUIC_TEST_UTILS_H_
 
 #include <stddef.h>
@@ skipping 278 matching lines @@
   MOCK_METHOD1(OnStreamFrame, void(const QuicStreamFrame& frame));
   MOCK_METHOD1(OnWindowUpdateFrame, void(const QuicWindowUpdateFrame& frame));
   MOCK_METHOD1(OnBlockedFrame, void(const QuicBlockedFrame& frame));
   MOCK_METHOD1(OnRstStream, void(const QuicRstStreamFrame& frame));
   MOCK_METHOD1(OnGoAway, void(const QuicGoAwayFrame& frame));
   MOCK_METHOD2(OnConnectionClosed, void(QuicErrorCode error, bool from_peer));
   MOCK_METHOD0(OnWriteBlocked, void());
   MOCK_METHOD0(OnCanWrite, void());
   MOCK_METHOD1(OnCongestionWindowChange, void(QuicTime now));
   MOCK_METHOD0(OnConnectionMigration, void());
+  MOCK_METHOD0(OnPathDegrading, void());
   MOCK_CONST_METHOD0(WillingAndAbleToWrite, bool());
   MOCK_CONST_METHOD0(HasPendingHandshake, bool());
   MOCK_CONST_METHOD0(HasOpenDynamicStreams, bool());
   MOCK_METHOD1(OnSuccessfulVersionNegotiation,
                void(const QuicVersion& version));
   MOCK_METHOD0(OnConfigNegotiated, void());
   MOCK_METHOD0(PostProcessAfterData, void());
 
  private:
   DISALLOW_COPY_AND_ASSIGN(MockConnectionVisitor);
@@ skipping 381 matching lines @@
 };
 
 class MockNetworkChangeVisitor
     : public QuicSentPacketManager::NetworkChangeVisitor {
  public:
   MockNetworkChangeVisitor();
   ~MockNetworkChangeVisitor() override;
 
   MOCK_METHOD0(OnCongestionWindowChange, void());
   MOCK_METHOD0(OnRttChange, void());
+  MOCK_METHOD0(OnPathDegrading, void());
 
  private:
   DISALLOW_COPY_AND_ASSIGN(MockNetworkChangeVisitor);
 };
 
 class MockQuicConnectionDebugVisitor : public QuicConnectionDebugVisitor {
  public:
   MockQuicConnectionDebugVisitor();
   ~MockQuicConnectionDebugVisitor() override;
 
@@ skipping 105 matching lines @@
                                 TestQuicSpdyServerSession** server_session);
 
 // Helper to generate client side stream ids, generalizes
 // kClientDataStreamId1 etc. above.
 QuicStreamId QuicClientDataStreamId(int i);
 
 }  // namespace test
 }  // namespace net
 
 #endif  // NET_QUIC_TEST_TOOLS_QUIC_TEST_UTILS_H_