From 55c13844d980b106c508ae2770a350745e146834 Mon Sep 17 00:00:00 2001
From: Craig Tiller <ctiller@google.com>
Date: Wed, 10 Jan 2024 09:48:13 -0800
Subject: [PATCH] [call-v3] Move `ServerLoadReportingFilter` to new
 registration mechanism (#35501)

Closes #35501

COPYBARA_INTEGRATE_REVIEW=https://github.com/grpc/grpc/pull/35501 from ctiller:tpl2 9834ee4ae2e9b8d4dc01f57796a75da367b1c6b0
PiperOrigin-RevId: 597277587
---
 .../filters/load_reporting/server_load_reporting_filter.cc  | 6 ++----
 .../filters/load_reporting/server_load_reporting_filter.h   | 2 ++
 2 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/src/core/ext/filters/load_reporting/server_load_reporting_filter.cc b/src/core/ext/filters/load_reporting/server_load_reporting_filter.cc
index 4957d05ddaa..624ca70e79e 100644
--- a/src/core/ext/filters/load_reporting/server_load_reporting_filter.cc
+++ b/src/core/ext/filters/load_reporting/server_load_reporting_filter.cc
@@ -244,11 +244,9 @@ void ServerLoadReportingFilter::Call::OnFinalize(
         GetStatusTagForStatus(final_info->final_status)}});
 }
 
-namespace {
-const grpc_channel_filter kFilter =
+const grpc_channel_filter ServerLoadReportingFilter::kFilter =
     MakePromiseBasedFilter<ServerLoadReportingFilter, FilterEndpoint::kServer>(
         "server_load_reporting");
-}  // namespace
 
 // TODO(juanlishen): We should register the filter during grpc initialization
 // time once OpenCensus is compatible with our build system. For now, we force
@@ -266,7 +264,7 @@ struct ServerLoadReportingFilterStaticRegistrar {
       grpc::load_reporter::MeasureEndLatencyMs();
       grpc::load_reporter::MeasureOtherCallMetric();
       builder->channel_init()
-          ->RegisterFilter(GRPC_SERVER_CHANNEL, &kFilter)
+          ->RegisterFilter<ServerLoadReportingFilter>(GRPC_SERVER_CHANNEL)
           .IfChannelArg(GRPC_ARG_ENABLE_LOAD_REPORTING, false);
     });
   }
diff --git a/src/core/ext/filters/load_reporting/server_load_reporting_filter.h b/src/core/ext/filters/load_reporting/server_load_reporting_filter.h
index f3b8a04db08..ddb8d0f2482 100644
--- a/src/core/ext/filters/load_reporting/server_load_reporting_filter.h
+++ b/src/core/ext/filters/load_reporting/server_load_reporting_filter.h
@@ -37,6 +37,8 @@ namespace grpc_core {
 class ServerLoadReportingFilter
     : public ImplementChannelFilter<ServerLoadReportingFilter> {
  public:
+  static const grpc_channel_filter kFilter;
+
   static absl::StatusOr<ServerLoadReportingFilter> Create(
       const ChannelArgs& args, ChannelFilter::Args);