Linux native notifications: Support closing and updating notifications

ui/base/BUILD.gn

 # Copyright 2014 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/compiler/compiler.gni")
 import("//build/config/sanitizers/sanitizers.gni")
 import("//build/config/ui.gni")
 import("//testing/test.gni")
 import("//ui/base/ui_features.gni")
@@ skipping 461 matching lines @@
   if (!use_aura || !is_linux) {
     sources -= [ "resource/resource_bundle_auralinux.cc" ]
   }
 
   if (is_linux) {
     deps += [ "//build/linux:fontconfig" ]
   }
 
   if (use_glib) {
     configs += [ "//build/config/linux:glib" ]
+    sources += [
+      "glib/glib_integers.h",
+      "glib/glib_signals.h",
+      "glib/scoped_gobject.h",
+    ]
   }
 
   if (is_linux) {
     if (!toolkit_views && !use_aura) {
       sources -= [
         "dragdrop/drag_utils.cc",
         "dragdrop/drag_utils.h",
       ]
     }
   }
@@ skipping 501 matching lines @@
 if (is_mac) {
   mac_framework_bundle("ui_unittests_framework") {
     testonly = true
     deps = [
       "//ui/resources:ui_test_pak_bundle_data",
     ]
     info_plist = "test/framework-Info.plist"
     output_name = "ui_unittests Framework"
   }
 }