net: remove UsingTCPFastOpen() method from StreamSocket class

net/socket/transport_client_socket_pool_test_util.cc

Index: net/socket/transport_client_socket_pool_test_util.cc
diff --git a/net/socket/transport_client_socket_pool_test_util.cc b/net/socket/transport_client_socket_pool_test_util.cc
index 9e738a150e15454b8eaaae9a5ea6a747b97d525a..190b1c575795c4dd55f4e2044b1ef3fff7d6bdab 100644
--- a/net/socket/transport_client_socket_pool_test_util.cc
+++ b/net/socket/transport_client_socket_pool_test_util.cc
@@ -40,8 +40,7 @@ class MockConnectClientSocket : public StreamSocket {
   MockConnectClientSocket(const AddressList& addrlist, net::NetLog* net_log)
       : connected_(false),
         addrlist_(addrlist),
-        net_log_(BoundNetLog::Make(net_log, NetLog::SOURCE_SOCKET)),
-        use_tcp_fastopen_(false) {}
+        net_log_(BoundNetLog::Make(net_log, NetLog::SOURCE_SOCKET)) {}
 
   // StreamSocket implementation.
   int Connect(const CompletionCallback& callback) override {
@@ -70,8 +69,7 @@ class MockConnectClientSocket : public StreamSocket {
   void SetSubresourceSpeculation() override {}
   void SetOmniboxSpeculation() override {}
   bool WasEverUsed() const override { return false; }
-  void EnableTCPFastOpenIfSupported() override { use_tcp_fastopen_ = true; }
-  bool UsingTCPFastOpen() const override { return use_tcp_fastopen_; }
+  void EnableTCPFastOpenIfSupported() override {}
   bool WasNpnNegotiated() const override { return false; }
   NextProto GetNegotiatedProtocol() const override { return kProtoUnknown; }
   bool GetSSLInfo(SSLInfo* ssl_info) override { return false; }
@@ -103,7 +101,6 @@ class MockConnectClientSocket : public StreamSocket {
   bool connected_;
   const AddressList addrlist_;
   BoundNetLog net_log_;
-  bool use_tcp_fastopen_;
 
   DISALLOW_COPY_AND_ASSIGN(MockConnectClientSocket);
 };
@@ -112,8 +109,7 @@ class MockFailingClientSocket : public StreamSocket {
  public:
   MockFailingClientSocket(const AddressList& addrlist, net::NetLog* net_log)
       : addrlist_(addrlist),
-        net_log_(BoundNetLog::Make(net_log, NetLog::SOURCE_SOCKET)),
-        use_tcp_fastopen_(false) {}
+        net_log_(BoundNetLog::Make(net_log, NetLog::SOURCE_SOCKET)) {}
 
   // StreamSocket implementation.
   int Connect(const CompletionCallback& callback) override {
@@ -135,8 +131,7 @@ class MockFailingClientSocket : public StreamSocket {
   void SetSubresourceSpeculation() override {}
   void SetOmniboxSpeculation() override {}
   bool WasEverUsed() const override { return false; }
-  void EnableTCPFastOpenIfSupported() override { use_tcp_fastopen_ = true; }
-  bool UsingTCPFastOpen() const override { return use_tcp_fastopen_; }
+  void EnableTCPFastOpenIfSupported() override {}
   bool WasNpnNegotiated() const override { return false; }
   NextProto GetNegotiatedProtocol() const override { return kProtoUnknown; }
   bool GetSSLInfo(SSLInfo* ssl_info) override { return false; }
@@ -170,7 +165,6 @@ class MockFailingClientSocket : public StreamSocket {
  private:
   const AddressList addrlist_;
   BoundNetLog net_log_;
-  bool use_tcp_fastopen_;
 
   DISALLOW_COPY_AND_ASSIGN(MockFailingClientSocket);
 };
@@ -186,7 +180,6 @@ class MockTriggerableClientSocket : public StreamSocket {
         is_connected_(false),
         addrlist_(addrlist),
         net_log_(BoundNetLog::Make(net_log, NetLog::SOURCE_SOCKET)),
-        use_tcp_fastopen_(false),
         weak_factory_(this) {}
 
   // Call this method to get a closure which will trigger the connect callback
@@ -264,8 +257,7 @@ class MockTriggerableClientSocket : public StreamSocket {
   void SetSubresourceSpeculation() override {}
   void SetOmniboxSpeculation() override {}
   bool WasEverUsed() const override { return false; }
-  void EnableTCPFastOpenIfSupported() override { use_tcp_fastopen_ = true; }
-  bool UsingTCPFastOpen() const override { return use_tcp_fastopen_; }
+  void EnableTCPFastOpenIfSupported() override {}
   bool WasNpnNegotiated() const override { return false; }
   NextProto GetNegotiatedProtocol() const override { return kProtoUnknown; }
   bool GetSSLInfo(SSLInfo* ssl_info) override { return false; }
@@ -308,7 +300,6 @@ class MockTriggerableClientSocket : public StreamSocket {
   const AddressList addrlist_;
   BoundNetLog net_log_;
   CompletionCallback callback_;
-  bool use_tcp_fastopen_;
   ConnectionAttempts connection_attempts_;
 
   base::WeakPtrFactory<MockTriggerableClientSocket> weak_factory_;