Added a net::BidirectionalStream to expose a bidirectional streaming interface

net/BUILD.gn

 # Copyright (c) 2013 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.
 
 import("//build/config/chromecast_build.gni")
 import("//build/config/compiler/compiler.gni")
 import("//build/config/crypto.gni")
 import("//build/config/features.gni")
 import("//build/config/ui.gni")
 import("//build_overrides/v8.gni")
@@ skipping 41 matching lines @@
   defines = []
   if (posix_avoid_mmap) {
     defines += [ "POSIX_AVOID_MMAP" ]
   }
   if (disable_file_support) {
     defines += [ "DISABLE_FILE_SUPPORT" ]
   }
   if (disable_ftp_support) {
     defines += [ "DISABLE_FTP_SUPPORT=1" ]
   }
+  if (enable_bidirectional_stream) {
+    defines += [ "ENABLE_BIDIRECTIONAL_STREAM=1" ]
+  }
 }
 
 # net_internal_config is shared with net and net_small.
 config("net_internal_config") {
   defines = [
     # TODO(GYP) Note that the GYP file supports linux_link_kerberos (defaults to
     # 0) which implies that we run pkg_config on kerberos and link to that
     # rather than setting this define which will dynamically open it. That
     # doesn't seem to be set in the regular builds, so we're skipping this
     # capability here.
@@ skipping 1616 matching lines @@
   if (enable_websockets) {
     sources += [ "websockets/websocket_frame_perftest.cc" ]
   }
 
   if (use_v8_in_net) {
     deps += [ ":net_with_v8" ]
   } else {
     sources -= [ "proxy/proxy_resolver_perftest.cc" ]
   }
 }