Fix liblouis GN build

third_party/liblouis/BUILD.gn

 # Copyright 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/nacl/config.gni")
 import("//build/config/nacl/rules.gni")
 
 if (current_toolchain == default_toolchain) {
   chromevox_test_data_dir = "$root_build_dir/chromevox_test_data/braille"
 
@@ skipping 31 matching lines @@
         "$depfile.stamp",
       ]
       args = [
                "-D",
                rebase_path(".", root_build_dir),
                "-D",
                rebase_path("src/tables", root_build_dir),
                "-d",
                rebase_path("$dest_dir/tables", root_build_dir),
                "-e",
-               rebase_path("cvox-common.cti", root_build_dir),
+               "cvox-common.cti",
                "--depfile",
                rebase_path(depfile, root_build_dir),
              ] + rebase_path(sources, root_build_dir)
     }
 
     copy(tables_json_target_name) {
       forward_variables_from(invoker, [ "testonly" ])
       visibility = [ ":$final_target_name" ]
       sources = [
         "tables.json",
@@ skipping 130 matching lines @@
     ]
     deps = [
       ":liblouis_nacl",
       "//native_client_sdk/src/libraries/nacl_io",
       "//ppapi:ppapi_cpp_lib",
       "//ppapi/native_client:ppapi_lib",
       "//third_party/jsoncpp",
     ]
   }
 }