Add more components to "gn check", work on dom_distiller.

components/nacl/BUILD.gn

 # Copyright (c) 2015 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/features.gni")
 import("//build/config/nacl/config.gni")
 import("//build/config/ui.gni")
 import("//testing/test.gni")
 
 if (enable_nacl) {
@@ skipping 159 matching lines @@
     sources = [
       "loader/nacl_ipc_adapter_unittest.cc",
       "loader/nacl_validation_query_unittest.cc",
       "loader/run_all_unittests.cc",
     ]
 
     deps = [
       ":nacl",
       "//base/test:test_support",
       "//ipc:test_support",
+      "//ppapi/c",
       "//testing/gtest",
     ]
   }
 
   if (is_linux) {
     executable("nacl_helper") {
       sources = [
         "loader/nacl_helper_linux.cc",
         "loader/nacl_helper_linux.h",
       ]
@@ skipping 161 matching lines @@
 
   if (is_linux) {
     sources += [
       "common/nacl_paths.cc",
       "common/nacl_paths.h",
     ]
 
     defines = [ "__STDC_LIMIT_MACROS=1" ]
   }
 }