be more explicit about gconf and glib conditions in net/BUILD.gn

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/module_args/v8.gni")
@@ skipping 222 matching lines @@
       # Android doesn't use these even when using OpenSSL.
       net_shared_sources -= [
         "base/openssl_private_key_store_memory.cc",
         "cert/cert_database_openssl.cc",
         "cert/cert_verify_proc_openssl.cc",
         "cert/test_root_certs_openssl.cc",
       ]
     }
   }
 
-  if (use_glib && !is_chromeos) {
+  if (use_glib && use_gconf && !is_chromeos) {
     net_shared_configs += [ "//build/config/linux:gconf" ]
     net_shared_deps += [ "//build/linux:gio" ]
   }
 
   if (is_linux) {
     net_shared_configs += [ "//build/config/linux:libresolv" ]
   }
 
   if (!use_nss_certs) {
     net_shared_sources -= [
@@ skipping 698 matching lines @@
       sources = [
         "tools/net_watcher/net_watcher.cc",
       ]
       deps = [
         ":net",
         ":net_with_v8",
         "//base",
         "//build/config/sanitizers:deps",
       ]
 
-      if (is_desktop_linux && use_gconf) {
+      if (is_desktop_linux && use_gconf && use_glib) {
         configs += [
           "//build/config/linux:gconf",
           "//build/config/linux:glib",
         ]
         deps += [ "//build/linux:gio" ]
       }
     }
   }
 
   executable("run_testserver") {
@@ skipping 665 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" ]
   }
 }