Add missing base files to GN build.

build/secondary/tools/grit/grit_rule.gni

 # 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.
 
 # Instantiate grit. This will produce a script target to run grit, and a
 # static library that compiles the .cc files.
 #
 # Parameters
 #
 #   source (required)
@@ skipping 210 matching lines @@
   grit_inputs = [ invoker.source ]
 
   assert_files_flags = []
 
   # We want to make sure the declared outputs actually match what Grit is
   # writing. We write the list to a file (some of the output lists are long
   # enough to not fit on a Windows command line) and ask Grit to verify those
   # are the actual outputs at runtime.
   asserted_list_file = "$target_out_dir/${target_name}_expected_outputs.txt"
   write_file(asserted_list_file,
-             rebase_path(invoker.outputs, root_build_dir, target_gen_dir))
+             rebase_path(invoker.outputs, root_build_dir, output_dir))
   assert_files_flags += [
     "--assert-file-list=" + rebase_path(asserted_list_file, root_build_dir),
   ]
   grit_outputs = get_path_info(
-      rebase_path(invoker.outputs, ".", target_gen_dir),
+      rebase_path(invoker.outputs, ".", output_dir),
       "abspath")
 
   # The config and the action below get this visibility son only the generated
   # source set can depend on them. The variable "target_name" will get
   # overwritten inside the innter classes so we need to compute it here.
   target_visibility = ":$target_name"
 
   # The current grit setup makes an file in $output_dir/grit/foo.h that
   # the source code expects to include via "grit/foo.h". It would be nice to
   # change this to including absolute paths relative to the root gen directory
@@ skipping 49 matching lines @@
     direct_dependent_configs = [ ":$grit_config" ]
 
     if (defined(invoker.visibility)) {
       visibility = invoker.visibility
     }
     if (defined(invoker.output_name)) {
       output_name = invoker.output_name
     }
   }
 }