1 files changed, 0 insertions, 80 deletions
diff --git a/src/core/lib/channel/channel_trace_registry.cc b/src/core/lib/channel/channel_trace_registry.cc
deleted file mode 100644
index 6c82431467..0000000000
--- a/src/core/lib/channel/channel_trace_registry.cc
+++ /dev/null
@@ -1,80 +0,0 @@
-/*
- *
- * Copyright 2017 gRPC authors.
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- *
- */
-
-#include <grpc/impl/codegen/port_platform.h>
-
-#include "src/core/lib/avl/avl.h"
-#include "src/core/lib/channel/channel_trace.h"
-#include "src/core/lib/channel/channel_trace_registry.h"
-#include "src/core/lib/gpr/useful.h"
-
-#include <grpc/support/alloc.h>
-#include <grpc/support/log.h>
-
-// file global lock and avl.
-static gpr_mu g_mu;
-static grpc_avl g_avl;
-static gpr_atm g_uuid = 0;
-
-// avl vtable for uuid (intptr_t) -> ChannelTrace
-// this table is only looking, it does not own anything.
-static void destroy_intptr(void* not_used, void* user_data) {}
-static void* copy_intptr(void* key, void* user_data) { return key; }
-static long compare_intptr(void* key1, void* key2, void* user_data) {
-  return GPR_ICMP(key1, key2);
-}
-
-static void destroy_channel_trace(void* trace, void* user_data) {}
-static void* copy_channel_trace(void* trace, void* user_data) { return trace; }
-static const grpc_avl_vtable avl_vtable = {
-    destroy_intptr, copy_intptr, compare_intptr, destroy_channel_trace,
-    copy_channel_trace};
-
-void grpc_channel_trace_registry_init() {
-  gpr_mu_init(&g_mu);
-  g_avl = grpc_avl_create(&avl_vtable);
-}
-
-void grpc_channel_trace_registry_shutdown() {
-  grpc_avl_unref(g_avl, nullptr);
-  gpr_mu_destroy(&g_mu);
-}
-
-intptr_t grpc_channel_trace_registry_register_channel_trace(
-    grpc_core::ChannelTrace* channel_trace) {
-  intptr_t prior = gpr_atm_no_barrier_fetch_add(&g_uuid, 1);
-  gpr_mu_lock(&g_mu);
-  g_avl = grpc_avl_add(g_avl, (void*)prior, channel_trace, nullptr);
-  gpr_mu_unlock(&g_mu);
-  return prior;
-}
-
-void grpc_channel_trace_registry_unregister_channel_trace(intptr_t uuid) {
-  gpr_mu_lock(&g_mu);
-  g_avl = grpc_avl_remove(g_avl, (void*)uuid, nullptr);
-  gpr_mu_unlock(&g_mu);
-}
-
-grpc_core::ChannelTrace* grpc_channel_trace_registry_get_channel_trace(
-    intptr_t uuid) {
-  gpr_mu_lock(&g_mu);
-  grpc_core::ChannelTrace* ret = static_cast<grpc_core::ChannelTrace*>(
-      grpc_avl_get(g_avl, (void*)uuid, nullptr));
-  gpr_mu_unlock(&g_mu);
-  return ret;
-}