[mus+ash] Implements hit-test client in Aura

ui/aura/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/ui.gni")
 import("//testing/test.gni")
 
 component("aura") {
   public = [
     "client/aura_constants.h",
@@ skipping 25 matching lines @@
     "local/layer_tree_frame_sink_local.h",
     "local/window_port_local.h",
     "mus/capture_synchronizer.h",
     "mus/capture_synchronizer_delegate.h",
     "mus/client_surface_embedder.h",
     "mus/drag_drop_controller_host.h",
     "mus/drag_drop_controller_mus.h",
     "mus/focus_synchronizer.h",
     "mus/focus_synchronizer_delegate.h",
     "mus/focus_synchronizer_observer.h",
+    "mus/hit_test_data_provider_mus.h",
     "mus/in_flight_change.h",
     "mus/input_method_mus.h",
     "mus/mus_context_factory.h",
     "mus/mus_mouse_location_updater.h",
     "mus/mus_types.h",
     "mus/os_exchange_data_provider_mus.h",
     "mus/property_converter.h",
     "mus/property_utils.h",
     "mus/text_input_client_impl.h",
     "mus/user_activity_forwarder.h",
@@ skipping 42 matching lines @@
     "event_injector.cc",
     "input_state_lookup.cc",
     "input_state_lookup_win.cc",
     "layout_manager.cc",
     "local/layer_tree_frame_sink_local.cc",
     "local/window_port_local.cc",
     "mus/capture_synchronizer.cc",
     "mus/client_surface_embedder.cc",
     "mus/drag_drop_controller_mus.cc",
     "mus/focus_synchronizer.cc",
+    "mus/hit_test_data_provider_mus.cc",
     "mus/in_flight_change.cc",
     "mus/input_method_mus.cc",
     "mus/mus_context_factory.cc",
     "mus/mus_mouse_location_updater.cc",
     "mus/os_exchange_data_provider_mus.cc",
     "mus/property_converter.cc",
     "mus/property_utils.cc",
     "mus/text_input_client_impl.cc",
     "mus/user_activity_forwarder.cc",
     "mus/window_manager_delegate.cc",
@@ skipping 208 matching lines @@
   ]
 
   if (use_x11) {
     deps += [ "//ui/gfx/x" ]
   }
 }
 
 test("aura_unittests") {
   sources = [
     "gestures/gesture_recognizer_unittest.cc",
+    "mus/hit_test_data_provider_mus_unittest.cc",
     "mus/input_method_mus_unittest.cc",
     "mus/os_exchange_data_provider_mus_unittest.cc",
     "mus/property_converter_unittest.cc",
     "mus/user_activity_forwarder_unittest.cc",
     "mus/window_tree_client_unittest.cc",
     "mus/window_tree_host_mus_unittest.cc",
     "test/run_all_unittests.cc",
     "window_event_dispatcher_unittest.cc",
     "window_targeter_unittest.cc",
     "window_tree_host_unittest.cc",
@@ skipping 21 matching lines @@
   ]
 
   if (is_linux) {
     deps += [ "//third_party/mesa" ]
   }
 
   data_deps = [
     "//third_party/mesa:osmesa",
   ]
 }