Expose thumbnails of pages to iOS share extensions.

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 644 matching lines @@
       "test/scoped_preferred_scroller_style_mac.mm",
       "test/test_clipboard.cc",
       "test/test_clipboard.h",
       "test/windowed_nsnotification_observer.h",
       "test/windowed_nsnotification_observer.mm",
     ]
   } else {
     sources += [
       "test/ios/keyboard_appearance_listener.h",
       "test/ios/keyboard_appearance_listener.mm",
+      "test/ios/ui_image_test_utils.h",
+      "test/ios/ui_image_test_utils.mm",
       "test/ios/ui_view_test_utils.h",
       "test/ios/ui_view_test_utils.mm",
     ]
   }
 
   if (is_mac) {
     sources += [ "test/user_interactive_test_case_mac.mm" ]
   } else {
     sources += [ "test/user_interactive_test_case.cc" ]
   }
@@ skipping 96 matching lines @@
   data = []
   data_deps = []
 
   if (is_android) {
     sources -= [ "user_activity/user_activity_detector_unittest.cc" ]
   }
 
   if (is_ios) {
     # Compile this Mac file on iOS as well.
     set_sources_assignment_filter([])
-    sources += [ "l10n/l10n_util_mac_unittest.mm" ]
+    sources += [
+      "l10n/l10n_util_mac_unittest.mm",
+      "test/ios/ui_image_test_utils_unittest.mm",
+    ]
     set_sources_assignment_filter(sources_assignment_filter)
   } else {  # !is_ios
     sources += [
       "accelerators/accelerator_manager_unittest.cc",
       "accelerators/accelerator_unittest.cc",
       "accelerators/menu_label_accelerator_util_linux_unittest.cc",
       "clipboard/custom_data_helper_unittest.cc",
       "cocoa/base_view_unittest.mm",
       "cocoa/cocoa_base_utils_unittest.mm",
       "cocoa/constrained_window/constrained_window_animation_unittest.mm",
@@ skipping 182 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"
   }
 }