Add reprioritization to socket pools.

net/socket/socket_test_util.h

Index: net/socket/socket_test_util.h
diff --git a/net/socket/socket_test_util.h b/net/socket/socket_test_util.h
index c731cc5553cd0f619f24784dd5ee7e639a0876a5..e5cc3e9db749064b61623000ced215346113abed 100644
--- a/net/socket/socket_test_util.h
+++ b/net/socket/socket_test_util.h
@@ -935,7 +935,9 @@ class MockTransportClientSocketPool : public TransportClientSocketPool {
                     ClientSocketHandle* handle,
                     const CompletionCallback& callback,
                     const BoundNetLog& net_log) override;
-
+  void SetPriority(const std::string& group_name,
+                   ClientSocketHandle* handle,
+                   RequestPriority priority) override;
   void CancelRequest(const std::string& group_name,
                      ClientSocketHandle* handle) override;
   void ReleaseSocket(const std::string& group_name,
@@ -968,7 +970,9 @@ class MockSOCKSClientSocketPool : public SOCKSClientSocketPool {
                     ClientSocketHandle* handle,
                     const CompletionCallback& callback,
                     const BoundNetLog& net_log) override;
-
+  void SetPriority(const std::string& group_name,
+                   ClientSocketHandle* handle,
+                   RequestPriority priority) override;
   void CancelRequest(const std::string& group_name,
                      ClientSocketHandle* handle) override;
   void ReleaseSocket(const std::string& group_name,