Revert of [third-party] Netty fork of Tomcat Native

.gitignore

 *.gypcmd
 *.mk
 *.ncb
 *.opensdf
 *.orig
 *.props
 *.pyc
 *.pyproj
 *.rules
 *.sdf
@@ skipping 267 matching lines @@
 /third_party/adobe/flash/binaries
 /third_party/adobe/flash/symbols
 /third_party/amd/
 /third_party/android_protobuf/src
 /third_party/android_tools/
 /third_party/android_tools_internal/
 /third_party/android_webview_glue/src
 /third_party/angle
 /third_party/angle_dx11
 /third_party/apache-mime4j
-/third_party/apache-portable-runtime/src
 /third_party/apache-win32/bin/*.exe
 /third_party/apache-win32/bin/*.dll
 /third_party/apache-win32/bin/iconv/*.so
 /third_party/apache-win32/modules/*.so
 /third_party/apache-win32/modules/*.dll
 /third_party/appurify-python/src
 /third_party/asan
 /third_party/bidichecker
 /third_party/bison
 /third_party/boringssl/src
@@ skipping 61 matching lines @@
 /third_party/llvm-allocated-type
 /third_party/llvm-build
 /third_party/lss
 /third_party/mesa/src
 /third_party/mingw-w64
 /third_party/minigbm/src
 /third_party/mkl
 /third_party/mocha
 /third_party/mockito/src
 /third_party/nacl_sdk_binaries/
-/third_party/netty-tcnative/src
-/third_party/netty4/src
 /third_party/nss
 /third_party/omaha/src/omaha
 /third_party/openmax_dl/
 /third_party/openh264/src
 /third_party/opus/src
 /third_party/pdfsqueeze
 /third_party/pdfium
 /third_party/pefile
 /third_party/perl
 /third_party/platformsdk_win7
@@ skipping 72 matching lines @@
 /ui/keyboard/keyboard_mojom_bindings.xml
 /ui/surface/surface.xml
 /ui/surface/surface_gpu_tests.xml
 /v8
 /webkit/data
 /webpagereplay_logs/
 /win8/delegate_execute/delegate_execute_version_resources.xml
 /win8/metro_driver/metro_driver_version_resources.xml
 /x86-generic_out/
 /xcodebuild