[cleanup] Re-delete accidentally re-added file (#34727)

src/cpp/common/channel_filter.cc

@@ -1,87 +0,0 @@
-//
-//
-// Copyright 2016 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 "src/cpp/common/channel_filter.h"
-
-#include <type_traits>
-
-#include "absl/strings/str_cat.h"
-#include "absl/strings/string_view.h"
-
-#include <grpc/support/log.h>
-
-#include "src/core/lib/channel/channel_args.h"
-#include "src/core/lib/channel/channel_stack.h"
-#include "src/core/lib/config/core_configuration.h"
-#include "src/core/lib/slice/slice.h"
-
-namespace grpc {
-
-// MetadataBatch
-
-void MetadataBatch::AddMetadata(const string& key, const string& value) {
-  batch_->Append(key, grpc_core::Slice::FromCopiedString(value),
-                 [&](absl::string_view error, const grpc_core::Slice&) {
-                   gpr_log(GPR_INFO, "%s",
-                           absl::StrCat("MetadataBatch::AddMetadata error:",
-                                        error, " key=", key, " value=", value)
-                               .c_str());
-                 });
-}
-
-// ChannelData
-
-void ChannelData::StartTransportOp(grpc_channel_element* elem,
-                                   TransportOp* op) {
-  grpc_channel_next_op(elem, op->op());
-}
-
-void ChannelData::GetInfo(grpc_channel_element* elem,
-                          const grpc_channel_info* channel_info) {
-  grpc_channel_next_get_info(elem, channel_info);
-}
-
-// CallData
-
-void CallData::StartTransportStreamOpBatch(grpc_call_element* elem,
-                                           TransportStreamOpBatch* op) {
-  grpc_call_next_op(elem, op->op());
-}
-
-void CallData::SetPollsetOrPollsetSet(grpc_call_element* elem,
-                                      grpc_polling_entity* pollent) {
-  grpc_call_stack_ignore_set_pollset_or_pollset_set(elem, pollent);
-}
-
-namespace internal {
-
-void RegisterChannelFilter(
-    grpc_channel_stack_type stack_type, int,
-    std::function<bool(const grpc_core::ChannelArgs&)> include_filter,
-    const grpc_channel_filter* filter) {
-  grpc_core::CoreConfiguration::RegisterBuilder(
-      [stack_type, filter, include_filter = std::move(include_filter)](
-          grpc_core::CoreConfiguration::Builder* builder) {
-        auto& f = builder->channel_init()->RegisterFilter(stack_type, filter);
-        if (include_filter) f.If(include_filter);
-      });
-}
-
-}  // namespace internal
-
-}  // namespace grpc