Revert of Add first part of the network_tester functionality.

webrtc/tools/network_tester/config_reader.h

Index: webrtc/tools/network_tester/config_reader.h
diff --git a/webrtc/tools/network_tester/config_reader.h b/webrtc/tools/network_tester/config_reader.h
deleted file mode 100644
index 62e03da5b89d658f55513478c79573f8c7b250a0..0000000000000000000000000000000000000000
--- a/webrtc/tools/network_tester/config_reader.h
+++ /dev/null
@@ -1,53 +0,0 @@
-/*
- *  Copyright 2017 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.
- */
-
-#ifndef WEBRTC_TOOLS_NETWORK_TESTER_CONFIG_READER_H_
-#define WEBRTC_TOOLS_NETWORK_TESTER_CONFIG_READER_H_
-
-#include <fstream>
-#include <string>
-
-#include "webrtc/base/constructormagic.h"
-#include "webrtc/base/optional.h"
-
-#include "webrtc/base/ignore_wundef.h"
-
-#ifdef WEBRTC_NETWORK_TESTER_PROTO
-RTC_PUSH_IGNORING_WUNDEF()
-#include "webrtc/tools/network_tester/network_tester_config.pb.h"
-RTC_POP_IGNORING_WUNDEF()
-using webrtc::network_tester::config::NetworkTesterAllConfigs;
-#else
-class NetworkTesterConfigs;
-#endif  // WEBRTC_NETWORK_TESTER_PROTO
-
-namespace webrtc {
-
-class ConfigReader {
- public:
-  struct Config {
-    int packet_send_interval_ms;
-    int packet_size;
-    int execution_time_ms;
-  };
-  explicit ConfigReader(const std::string& config_file_path);
-  ~ConfigReader();
-
-  rtc::Optional<Config> GetNextConfig();
-
- private:
-  NetworkTesterAllConfigs proto_all_configs_;
-  int proto_config_index_;
-  RTC_DISALLOW_COPY_AND_ASSIGN(ConfigReader);
-};
-
-}  // namespace webrtc
-
-#endif  // WEBRTC_TOOLS_NETWORK_TESTER_CONFIG_READER_H_