Decouple Blimp transport output from BlimpConnections using MessagePort.

blimp/net/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.
 
 component("net") {
   output_name = "blimp_net"
   sources = [
     "blimp_connection.cc",
     "blimp_connection.h",
     "blimp_message_checkpoint_observer.h",
@@ skipping 38 matching lines @@
     "engine_authentication_handler.cc",
     "engine_authentication_handler.h",
     "engine_connection_manager.cc",
     "engine_connection_manager.h",
     "exact_match_cert_verifier.cc",
     "exact_match_cert_verifier.h",
     "input_message_converter.cc",
     "input_message_converter.h",
     "input_message_generator.cc",
     "input_message_generator.h",
+    "message_port.cc",
+    "message_port.h",
+    "message_port_util.cc",
+    "message_port_util.h",
     "null_blimp_message_processor.cc",
     "null_blimp_message_processor.h",
     "ssl_client_transport.cc",
     "ssl_client_transport.h",
     "stream_packet_reader.cc",
     "stream_packet_reader.h",
     "stream_packet_writer.cc",
     "stream_packet_writer.h",
-    "stream_socket_connection.cc",
-    "stream_socket_connection.h",
     "tcp_client_transport.cc",
     "tcp_client_transport.h",
     "tcp_engine_transport.cc",
     "tcp_engine_transport.h",
     "thread_pipe_manager.cc",
     "thread_pipe_manager.h",
   ]
 
   defines = [ "BLIMP_NET_IMPLEMENTATION=1" ]
 
@@ skipping 70 matching lines @@
     "//base/test:test_support",
     "//blimp/common",
     "//blimp/common:test_support",
     "//blimp/common/proto",
     "//net:test_support",
     "//testing/gmock",
     "//testing/gtest",
     "//third_party/WebKit/public:blink_headers",
   ]
 }