Remove net::Filter code

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/buildflag_header.gni")
 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")
@@ skipping 368 matching lines @@
         "//third_party/icu",
       ]
       sources += [
         "base/filename_util_icu.cc",
         "base/net_string_util_icu.cc",
       ]
     }
 
     # Brotli support.
     if (!disable_brotli_filter) {
-      sources += [ "filter/brotli_filter.cc" ]
       sources += [ "filter/brotli_source_stream.cc" ]
       deps += [ "//third_party/brotli" ]
     } else {
-      sources += [ "filter/brotli_filter_disabled.cc" ]
       sources += [ "filter/brotli_source_stream_disabled.cc" ]
     }
   }
 }
 
 grit("net_resources") {
   source = "base/net_resources.grd"
   use_qualified_include = true
   outputs = [
     "grit/net_resources.h",
@@ skipping 1035 matching lines @@
   if (is_ios) {
     sources -= [
       # TODO(droger): The following tests are disabled because the
       # implementation is missing or incomplete.
       # KeygenHandler::GenKeyAndSignChallenge() is not ported to iOS.
       "base/keygen_handler_unittest.cc",
       "disk_cache/backend_unittest.cc",
       "disk_cache/blockfile/block_files_unittest.cc",
 
       # Need to read input data files.
-      "filter/gzip_filter_unittest.cc",
       "socket/ssl_server_socket_unittest.cc",
       "spdy/fuzzing/hpack_fuzz_util_test.cc",
 
       # Need TestServer.
       "cert_net/cert_net_fetcher_impl_unittest.cc",
       "proxy/proxy_script_fetcher_impl_unittest.cc",
       "socket/ssl_client_socket_unittest.cc",
       "url_request/url_fetcher_impl_unittest.cc",
       "url_request/url_request_context_builder_unittest.cc",
 
@@ skipping 37 matching lines @@
       "socket/ssl_client_socket_pool_unittest.cc",
       "spdy/spdy_network_transaction_unittest.cc",
       "spdy/spdy_proxy_client_socket_unittest.cc",
       "url_request/url_request_job_unittest.cc",
       "url_request/url_request_unittest.cc",
     ]
   }
 
   # Exclude brotli test if the support for brotli is disabled.
   if (disable_brotli_filter) {
-    sources -= [ "filter/brotli_filter_unittest.cc" ]
     sources -= [ "filter/brotli_source_stream_unittest.cc" ]
   }
 
   if (is_android) {
     data_deps += [ "//net/tools/testserver:testserver_py" ]
     deps += [
       ":net_test_jni_headers",
       "//base:base_java_unittest_support",
       "//net/android:net_java",
       "//net/android:net_java_test_support",
@@ skipping 522 matching lines @@
     "http/http_security_headers_hpkp_report_only_fuzzer.cc",
   ]
   deps = [
     ":net_fuzzer_test_support",
     "//base",
     "//net",
     "//url",
   ]
   dict = "data/fuzzer_dictionaries/net_http_security_headers_fuzzer.dict"
 }