Fix Chromium clang plugin warnings

webrtc/common.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_coding/neteq/packet.h"
+#include "webrtc/common.h"
 
 namespace webrtc {
 
-Packet::Packet() = default;
+Config::Config() {}
 
-Packet::~Packet() = default;
+Config::~Config() {
+  for (OptionMap::iterator it = options_.begin(); it != options_.end(); ++it) {
+    delete it->second;
+  }
+}
 
 }  // namespace webrtc