PPAPI: Make output protection API work with mus+ash

services/ui/display/BUILD.gn

 # Copyright 2016 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")
 
 source_set("display") {
   sources = [
     "screen_manager.cc",
     "screen_manager.h",
     "screen_manager_delegate.h",
     "viewport_metrics.cc",
     "viewport_metrics.h",
   ]
 
   deps = [
     "//base",
     "//services/service_manager/public/cpp",
     "//ui/display",
     "//ui/gfx",
   ]
 
   if (use_ozone) {
     if (is_chromeos) {
       sources += [
+        "output_protection.cc",
+        "output_protection.h",
         "screen_manager_ozone_internal.cc",
         "screen_manager_ozone_internal.h",
       ]
 
       deps += [
         "//chromeos",
         "//services/ui/public/interfaces/display",
         "//skia",
         "//ui/display/manager",
         "//ui/ozone",
@@ skipping 32 matching lines @@
       "//ui/gfx",
       "//ui/gfx:test_support",
       "//ui/ozone",
     ]
 
     data_deps = [
       "//ui/resources:ui_test_pak_data",
     ]
   }
 }