If force-sign-in policy is enabled, popup warning dialog before window closing if auth token becom…

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 1939 matching lines @@
         deps += [ "//ui/views/mus" ]
       }
 
       if (!is_chromeos) {
         sources += [
           "views/profiles/signin_view_controller_delegate_views.cc",
           "views/profiles/signin_view_controller_delegate_views.h",
         ]
       }
     }
+
+    if (!is_chromeos) {
+      sources += [
+        "views/profiles/force_signout_dialog.cc",
+        "views/profiles/force_signout_dialog.h",
+        "views/profiles/force_signout_dialog_view.cc",
+        "views/profiles/force_signout_dialog_view.h",
+      ]
+    }
+
     if (use_ash) {
       sources += [
         "views/frame/browser_frame_ash.cc",
         "views/frame/browser_frame_ash.h",
         "views/frame/browser_header_painter_ash.cc",
         "views/frame/browser_header_painter_ash.h",
         "views/frame/browser_non_client_frame_view_ash.cc",
         "views/frame/browser_non_client_frame_view_ash.h",
         "views/frame/immersive_context_mus.cc",
         "views/frame/immersive_context_mus.h",
@@ skipping 1601 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" ]
   }
 }