Add channel arg for max send message size and add message size filter.
diff --git a/binding.gyp b/binding.gyp
index a29cfda..2cb43b0 100644
--- a/binding.gyp
+++ b/binding.gyp
@@ -571,6 +571,7 @@
         'src/core/lib/channel/handshaker.c',
         'src/core/lib/channel/http_client_filter.c',
         'src/core/lib/channel/http_server_filter.c',
+        'src/core/lib/channel/message_size_filter.c',
         'src/core/lib/compression/compression.c',
         'src/core/lib/compression/message_compress.c',
         'src/core/lib/debug/trace.c',