Fix sky to pass 'gn check'

sky/viewer/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("//mojo/public/tools/bindings/mojom.gni")
 
 shared_library("viewer") {
   output_name = "sky_viewer"
 
   sources = [
@@ skipping 22 matching lines @@
     "script/script_runner.cc",
     "script/script_runner.h",
     "services/tracing_impl.cc",
     "services/tracing_impl.h",
     "viewer.cc",
   ]
 
   include_dirs = [ ".." ]
 
   deps = [
+    "//base:i18n",
     "//cc",
     "//cc/surfaces",
     "//gin",
     "//mojo/application",
     "//mojo/bindings/js",
     "//mojo/cc",
     "//mojo/common",
     "//mojo/converters/geometry",
+    "//mojo/converters/surfaces",
     "//mojo/public/c/system:for_shared_library",
     "//mojo/public/cpp/bindings",
+    "//mojo/public/cpp/system",
     "//mojo/public/cpp/utility",
+    "//mojo/public/interfaces/application",
     "//mojo/services/public/cpp/view_manager",
     "//mojo/services/public/interfaces/content_handler",
     "//mojo/services/public/interfaces/gpu",
+    "//mojo/services/public/interfaces/input_events",
     "//mojo/services/public/interfaces/navigation",
     "//mojo/services/public/interfaces/network",
     "//mojo/services/public/interfaces/surfaces",
     "//net",
     "//skia",
     "//sky/engine/public:blink",
     "//sky/viewer/cc",
     "//third_party/icu",
     "//ui/native_theme",
     "//url",
@@ skipping 11 matching lines @@
 
 copy("html_modules") {
   sources = [
     "script/core.html",
     "script/support.html",
   ]
   outputs = [
     "$root_gen_dir/mojo/public/html/{{source_file_part}}",
   ]
 }