Update WindowTree::OnWindowInputEventAck to include handled

content/test/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/chrome_build.gni")
 import("//build/config/compiler/compiler.gni")
 import("//build/config/crypto.gni")
 import("//build/config/features.gni")
 import("//build/config/ui.gni")
 import("//build_overrides/v8.gni")
@@ skipping 747 matching lines @@
     ]
 
     defines += [ "APPCACHE_USE_SIMPLE_CACHE" ]
   }
   if (!is_android && !is_ios) {
     deps += [ "//third_party/libvpx" ]
   }
 
   if (use_aura) {
     deps += [
+      "//content/public/renderer:renderer_sources",
+      "//content/renderer/mus:mus",
       "//ui/aura",
       "//ui/aura_extra",
       "//ui/wm",
     ]
+    sources += [ "../renderer/mus/compositor_mus_connection_unittest.cc" ]
   } else {
     sources -= [
       "../browser/renderer_host/render_widget_host_view_aura_unittest.cc",
       "../browser/renderer_host/web_input_event_aura_unittest.cc",
       "../browser/web_contents/aura/overscroll_navigation_overlay_unittest.cc",
       "../browser/web_contents/aura/overscroll_window_animation_unittest.cc",
       "../browser/web_contents/aura/overscroll_window_delegate_unittest.cc",
       "../browser/web_contents/web_contents_view_aura_unittest.cc",
     ]
   }
@@ skipping 145 matching lines @@
         "//gpu:test_support",
         "//media/base/android",
         "//media/base/android:media_java",
         "//media/capture/video/android:capture_java",
         "//testing/gmock",
         "//ui/android:ui_java",
       ]
     }
   }
 }