Ozone Linux: Fix linker errors in interactive_ui_tests

chrome/browser/ui/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/config/chromecast_build.gni")
 import("//build/config/crypto.gni")
 import("//build/config/features.gni")
 import("//build/config/ui.gni")
 import("//build/split_static_library.gni")
 import("//chrome/common/features.gni")
@@ skipping 3040 matching lines @@
         "views/frame/global_menu_bar_registrar_x11.cc",
         "views/frame/global_menu_bar_registrar_x11.h",
         "views/frame/global_menu_bar_x11.cc",
         "views/frame/global_menu_bar_x11.h",
         "views/frame/native_browser_frame_factory_auralinux.cc",
         "views/javascript_app_modal_dialog_views_x11.cc",
         "views/javascript_app_modal_dialog_views_x11.h",
       ]
     }
     if (use_ozone) {
-      sources += [ "views/frame/native_browser_frame_factory_ozone.cc" ]
+      sources += [
+        "views/frame/native_browser_frame_factory_ozone.cc",
+        "views/frame/browser_desktop_window_tree_host_ozone.cc"
+      ]
     }
   }
   if (is_linux) {  # Both desktop Linux and ChromeOS.
     sources += [
       "certificate_dialogs.cc",
       "certificate_dialogs.h",
       "webui/certificate_viewer_ui.cc",
       "webui/certificate_viewer_ui.h",
       "webui/certificate_viewer_webui.cc",
       "webui/certificate_viewer_webui.h",
@@ skipping 384 matching lines @@
       "test/test_confirm_bubble_model.cc",
       "test/test_confirm_bubble_model.h",
     ]
     deps += [ "//chrome/test:test_support_ui" ]
   }
 
   if (enable_extensions) {
     deps += [ "//extensions/browser" ]
   }
 }