Use HitTestAggregator in GpuRootCompositorFrameSink

components/viz/service/BUILD.gn

 # Copyright 2017 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")
 
 config("viz_service_implementation") {
 }
 
@@ skipping 31 matching lines @@
 
   defines = [ "VIZ_SERVICE_IMPLEMENTATION" ]
 
   configs += [ "//build/config/compiler:no_size_t_to_int_warning" ]
 
   public_deps = [
     "//base",
     "//cc",
     "//cc/ipc:interfaces",
     "//cc/surfaces",
+    "//components/viz/common",
+    "//components/viz/hit_test",

[Fady Samuel, 2017/06/20 17:18:39]

What's components/viz/hit_test?

[gklassen, 2017/07/17 16:55:08]

Done.

     "//gpu/command_buffer/client",
     "//gpu/command_buffer/client:gles2_interface",
     "//gpu/command_buffer/common",
     "//gpu/ipc:command_buffer",
     "//gpu/ipc/common:surface_handle_type",
     "//skia",
     "//ui/display/types",
     "//ui/gfx",
   ]
 
@@ skipping 127 matching lines @@
     "//skia",
     "//testing/gmock",
     "//testing/gtest",
     "//ui/gl:test_support",
   ]
 
   data_deps = [
     "//third_party/mesa:osmesa",
   ]
 }