fix clang tidy

include/grpc/grpc.h

@@ -500,7 +500,7 @@ GRPCAPI const grpc_arg_pointer_vtable* grpc_resource_quota_arg_vtable(void);
 GRPCAPI char* grpc_channelz_get_top_channels(intptr_t start_channel_id);
 
 /* Gets all servers that exist in the process. */
-GRPCAPI char* grpc_channelz_get_servers(intptr_t start_channel_id);
+GRPCAPI char* grpc_channelz_get_servers(intptr_t start_server_id);
 
 /* Returns a single Channel, or else a NOT_FOUND code. The returned string
    is allocated and must be freed by the application. */

src/core/lib/channel/channel_trace.h

@@ -63,7 +63,7 @@ class ChannelTrace {
   // stack, determine if it makes more sense to accept a char* instead of a
   // slice.
   void AddTraceEventWithReference(Severity severity, grpc_slice data,
-                                  RefCountedPtr<BaseNode> referenced_channel);
+                                  RefCountedPtr<BaseNode> referenced_entity);
 
   // Creates and returns the raw grpc_json object, so a parent channelz
   // object may incorporate the json before rendering.