From c9c01d38faab2d5f7e2ac12f2e8876c3abe343c8 Mon Sep 17 00:00:00 2001
From: "Mark D. Roth" <roth@google.com>
Date: Mon, 22 Jun 2020 13:24:43 -0700
Subject: [PATCH] add missing virtual dtor

---
 src/core/ext/filters/client_channel/resolving_lb_policy.h | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/core/ext/filters/client_channel/resolving_lb_policy.h b/src/core/ext/filters/client_channel/resolving_lb_policy.h
index 98ea37fbb64..b44dc1a94e3 100644
--- a/src/core/ext/filters/client_channel/resolving_lb_policy.h
+++ b/src/core/ext/filters/client_channel/resolving_lb_policy.h
@@ -68,6 +68,8 @@ class ResolvingLoadBalancingPolicy : public LoadBalancingPolicy {
       RefCountedPtr<LoadBalancingPolicy::Config> lb_policy_config;
     };
 
+    virtual ~ChannelConfigHelper() = default;
+
     // Applies the service config to the channel.
     virtual ApplyServiceConfigResult ApplyServiceConfig(
         const Resolver::Result& result) = 0;