Revert of Added first layer of the echo canceller 3 functionality

webrtc/modules/audio_processing/aec3/block_processor.cc

-/*
- *  Copyright (c) 2016 The WebRTC project authors. All Rights Reserved.
- *
- *  Use of this source code is governed by a BSD-style license
- *  that can be found in the LICENSE file in the root of the source
- *  tree. An additional intellectual property rights grant can be found
- *  in the file PATENTS.  All contributing project authors may
- *  be found in the AUTHORS file in the root of the source tree.
- */
-#include "webrtc/modules/audio_processing/aec3/block_processor.h"
-
-#include "webrtc/base/atomicops.h"
-#include "webrtc/base/optional.h"
-#include "webrtc/modules/audio_processing/aec3/aec3_constants.h"
-
-namespace webrtc {
-namespace {
-
-class BlockProcessorImpl final : public BlockProcessor {
- public:
-  explicit BlockProcessorImpl(int sample_rate_hz);
-  ~BlockProcessorImpl() override;
-
-  void ProcessCapture(bool known_echo_path_change,
-                      bool saturated_microphone_signal,
-                      std::vector<std::vector<float>>* capture_block) override;
-
-  bool BufferRender(std::vector<std::vector<float>>* block) override;
-
-  void ReportEchoLeakage(bool leakage_detected) override;
-
- private:
-  const size_t sample_rate_hz_;
-  static int instance_count_;
-  std::unique_ptr<ApmDataDumper> data_dumper_;
-  RTC_DISALLOW_IMPLICIT_CONSTRUCTORS(BlockProcessorImpl);
-};
-
-int BlockProcessorImpl::instance_count_ = 0;
-
-BlockProcessorImpl::BlockProcessorImpl(int sample_rate_hz)
-    : sample_rate_hz_(sample_rate_hz),
-      data_dumper_(
-          new ApmDataDumper(rtc::AtomicOps::Increment(&instance_count_))) {}
-
-BlockProcessorImpl::~BlockProcessorImpl() = default;
-
-void BlockProcessorImpl::ProcessCapture(
-    bool known_echo_path_change,
-    bool saturated_microphone_signal,
-    std::vector<std::vector<float>>* capture_block) {
-  RTC_DCHECK(capture_block);
-  RTC_DCHECK_EQ(NumBandsForRate(sample_rate_hz_), capture_block->size());
-  RTC_DCHECK_EQ(kBlockSize, (*capture_block)[0].size());
-}
-
-bool BlockProcessorImpl::BufferRender(
-    std::vector<std::vector<float>>* render_block) {
-  RTC_DCHECK(render_block);
-  RTC_DCHECK_EQ(NumBandsForRate(sample_rate_hz_), render_block->size());
-  RTC_DCHECK_EQ(kBlockSize, (*render_block)[0].size());
-  return false;
-}
-
-void BlockProcessorImpl::ReportEchoLeakage(bool leakage_detected) {}
-
-}  // namespace
-
-BlockProcessor* BlockProcessor::Create(int sample_rate_hz) {
-  return new BlockProcessorImpl(sample_rate_hz);
-}
-
-}  // namespace webrtc