Reland of "Log audio network adapter decisions in event log."

webrtc/modules/audio_coding/BUILD.gn

 # Copyright (c) 2014 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.
 
 import("../../build/webrtc.gni")
 import("audio_coding.gni")
@@ skipping 869 matching lines @@
     "../..:webrtc_common",
     "../../base:rtc_base_approved",
   ]
 }
 
 if (rtc_enable_protobuf) {
   proto_library("ana_debug_dump_proto") {
     sources = [
       "audio_network_adaptor/debug_dump.proto",
     ]
-    proto_out_dir = "webrtc/modules/audio_coding/audio_network_adaptor"
+    proto_in_dir = "//"
+    proto_out_dir = "."

[terelius, 2017/01/19 12:23:40]

Note that this is similar to the change that (probably) caused the revert. Is
this change needed/intended?

[minyue-webrtc, 2017/01/19 12:46:13]

Thanks! This should not be needed either.

   }
   proto_library("ana_config_proto") {
     sources = [
       "audio_network_adaptor/config.proto",
     ]
     proto_out_dir = "webrtc/modules/audio_coding/audio_network_adaptor"
   }
 }
 
 rtc_static_library("audio_network_adaptor") {
   sources = [
     "audio_network_adaptor/audio_network_adaptor.cc",
     "audio_network_adaptor/audio_network_adaptor_impl.cc",
     "audio_network_adaptor/audio_network_adaptor_impl.h",
     "audio_network_adaptor/bitrate_controller.cc",
     "audio_network_adaptor/bitrate_controller.h",
     "audio_network_adaptor/channel_controller.cc",
     "audio_network_adaptor/channel_controller.h",
     "audio_network_adaptor/controller.cc",
     "audio_network_adaptor/controller.h",
     "audio_network_adaptor/controller_manager.cc",
     "audio_network_adaptor/controller_manager.h",
     "audio_network_adaptor/debug_dump_writer.cc",
     "audio_network_adaptor/debug_dump_writer.h",
     "audio_network_adaptor/dtx_controller.cc",
     "audio_network_adaptor/dtx_controller.h",
+    "audio_network_adaptor/event_log_writer.cc",
+    "audio_network_adaptor/event_log_writer.h",
     "audio_network_adaptor/fec_controller.cc",
     "audio_network_adaptor/fec_controller.h",
     "audio_network_adaptor/frame_length_controller.cc",
     "audio_network_adaptor/frame_length_controller.h",
     "audio_network_adaptor/include/audio_network_adaptor.h",
   ]
 
   deps = [
     "../..:webrtc_common",
     "../../base:rtc_base_approved",
     "../../common_audio",
+    "../../logging:rtc_event_log_api",
     "../../system_wrappers",
   ]
 
   if (rtc_enable_protobuf) {
     deps += [
       ":ana_config_proto",
       ":ana_debug_dump_proto",
     ]
     defines = [ "WEBRTC_AUDIO_NETWORK_ADAPTOR_DEBUG_DUMP" ]
   }
+
+  if (!build_with_chromium && is_clang) {
+    # Suppress warnings from the Chromium Clang plugin (bugs.webrtc.org/163).
+    suppressed_configs += [ "//build/config/clang:find_bad_constructs" ]
+  }
 }
 
 rtc_static_library("neteq") {
   # TODO(kjellander): Remove (bugs.webrtc.org/6828)
   # Cyclic dependency with :audio_coding if enabled.
   check_includes = false
 
   sources = [
     "neteq/accelerate.cc",
     "neteq/accelerate.h",
@@ skipping 964 matching lines @@
       "../../test:test_main",
       "//testing/gtest",
     ]
 
     if (!build_with_chromium && is_clang) {
       # Suppress warnings from the Chromium Clang plugin (bugs.webrtc.org/163).
       suppressed_configs += [ "//build/config/clang:find_bad_constructs" ]
     }
   }
 }