SelectionOwner: add support for TIMESTAMP target

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 383 matching lines @@
 
   if (use_x11 && use_aura) {
     sources += [
       "x/selection_owner.cc",
       "x/selection_owner.h",
       "x/selection_requestor.cc",
       "x/selection_requestor.h",
       "x/selection_utils.cc",
       "x/selection_utils.h",
     ]
+    deps += [ "//ui/events/platform/x11" ]
   }
 
   if (use_aura) {
     deps += [ "//ui/events" ]
   } else {
     sources -= [
       "cursor/cursor.cc",
       "cursor/cursor.h",
       "dragdrop/drag_utils_aura.cc",
     ]
@@ skipping 542 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"
   }
 }