Add support for reading blobs when using the network service.

content/network/BUILD.gn

 # Copyright 2017 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("//services/service_manager/public/service_manifest.gni")
 
 group("network") {
   visibility = [ "//content/*" ]  # This is an internal content API.
 
   if (is_component_build) {
@@ skipping 12 matching lines @@
   visibility = [
     ":network",
     "//content",  # For the component build.
     "//content/app:*",
     "//content/utility:utility",
   ]
 
   sources = [
     "cache_url_loader.cc",
     "cache_url_loader.h",
-    "net_adapters.cc",
-    "net_adapters.h",
     "network_context.cc",
     "network_context.h",
     "network_service.cc",
     "network_service.h",
     "network_service_url_loader_factory_impl.cc",
     "network_service_url_loader_factory_impl.h",
     "url_loader_impl.cc",
     "url_loader_impl.h",
   ]
 
   configs += [ "//content:content_implementation" ]
 
   deps = [
     "//base",
     "//content:export",
     "//content/common",
     "//content/common:mojo_bindings",
     "//content/public/common:common_sources",
     "//mojo/public/cpp/bindings",
     "//net",
     "//services/service_manager/public/cpp",
     "//services/service_manager/public/interfaces",
   ]
 }
 
 service_manifest("manifest") {
   name = "network"
   source = "manifest.json"
 }