Add missing header files to GN files (2 of N)

third_party/wds/BUILD.gn

 # Copyright 2015 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
 config("wds_config") {
   include_dirs = [
     "gen",
     "src",
   ]
 }
 
 shared_library("libwds") {
   sources = [
     "gen/errorscanner.cpp",
     "gen/errorscanner.h",
     "gen/headerscanner.cpp",
     "gen/headerscanner.h",
     "gen/messagescanner.cpp",
     "gen/messagescanner.h",
     "gen/parser.cpp",
     "gen/parser.h",
     "src/libwds/common/logging.cpp",
+    "src/libwds/common/logging.h",
     "src/libwds/common/message_handler.cpp",
     "src/libwds/common/message_handler.h",
     "src/libwds/common/rtsp_input_handler.cpp",
     "src/libwds/common/rtsp_input_handler.h",
     "src/libwds/common/video_format.cpp",
     "src/libwds/public/audio_codec.h",
     "src/libwds/public/connector_type.h",
     "src/libwds/public/logging.h",
     "src/libwds/public/media_manager.h",
     "src/libwds/public/peer.h",
@@ skipping 83 matching lines @@
     "src/libwds/source/source.cpp",
     "src/libwds/source/streaming_state.cpp",
     "src/libwds/source/streaming_state.h",
   ]
 
   configs -= [ "//build/config/compiler:chromium_code" ]
   configs += [ "//build/config/compiler:no_chromium_code" ]
 
   public_configs = [ ":wds_config" ]
 }