Add brotli content-encoding filter.

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 433 matching lines @@
     # ICU support.
     deps += [
       "//base:i18n",
       "//third_party/icu",
     ]
     sources += [
       "base/filename_util_icu.cc",
       "base/net_string_util_icu.cc",
       "base/net_util_icu.cc",
     ]
+
+    # Brotli support.
+    deps += [ "//third_party/brotli" ]
+    sources += [ "filter/brotli_filter.cc" ]
   }
 }
 
 if (is_android) {
-  # Same as net, but with ICU, file, ftp, and websocket support stripped.
+  # Same as net, but with brotli encoding, ICU, file, ftp, and websocket
+  # support stripped.
   component("net_small") {
     sources = net_shared_sources
 
     # Add back some sources that were otherwise filtered out.
     set_sources_assignment_filter([])
     sources += net_shared_unfiltered_sources
     set_sources_assignment_filter(sources_assignment_filter)
 
     cflags = []
     defines = []
     configs += net_shared_configs
     public_configs = [ ":net_config" ]
 
     public_deps = net_shared_public_deps +
                   [ "//url:url_lib_use_icu_alternatives_on_android" ]
     deps = net_shared_deps + [ ":net_jni_headers" ]
 
     defines += [
       "DISABLE_FILE_SUPPORT",
       "DISABLE_FTP_SUPPORT",
       "USE_ICU_ALTERNATIVES_ON_ANDROID=1",
     ]
 
     # Use ICU alternative on Android.
     sources += [
       "base/net_string_util_icu_alternatives_android.cc",
       "base/net_string_util_icu_alternatives_android.h",
     ]
+
+    # Disable Brotli support.
+    sources += [ "filter/brotli_filter_disabled.cc" ]
   }
 }
 
 grit("net_resources") {
   source = "base/net_resources.grd"
   use_qualified_include = true
   outputs = [
     "grit/net_resources.h",
     "net_resources.pak",
   ]
@@ skipping 1213 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" ]
   }
 }