Actually use --extra-r-text-files in process_resources.py

build/config/android/rules.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.
 
 import("//base/android/linker/config.gni")
 import("//build/config/android/config.gni")
 import("//build/config/android/internal_rules.gni")
 import("//tools/grit/grit_rule.gni")
 import("//tools/relocation_packer/config.gni")
 
@@ skipping 530 matching lines @@
   if (defined(invoker.testonly)) {
     testonly = invoker.testonly
   }
 
   assert(defined(invoker.resource_dirs))
   assert(defined(invoker.android_manifest) || defined(invoker.custom_package))
 
   base_path = "$target_gen_dir/$target_name"
   zip_path = base_path + ".resources.zip"
   srcjar_path = base_path + ".srcjar"
+  r_text_path = base_path + "_R.txt"
   build_config = base_path + ".build_config"
 
   write_build_config("${target_name}__build_config") {
     type = "android_resources"
     resources_zip = zip_path
     srcjar = srcjar_path
+    r_text = r_text_path
     if (defined(invoker.deps)) {
       deps = invoker.deps
     }
     if (defined(invoker.android_manifest)) {
       android_manifest = invoker.android_manifest
     }
     if (defined(invoker.custom_package)) {
       custom_package = invoker.custom_package
     }
   }
@@ skipping 732 matching lines @@
     }
 
     native_libs = _native_libs
   }
 
   final_deps = []
 
   final_deps += [ ":${_template_name}__process_resources" ]
   process_resources("${_template_name}__process_resources") {
     srcjar_path = "${target_gen_dir}/${target_name}.srcjar"
+    r_text_path = "${target_gen_dir}/${target_name}_R.txt"
     android_manifest = _android_manifest
     resource_dirs = [ "//build/android/ant/empty/res" ]
     zip_path = resources_zip_path
     generate_constant_ids = true
     build_config = _build_config
   }
   _srcjar_deps += [ ":${_template_name}__process_resources" ]
 
   if (_native_libs != []) {
     _enable_chromium_linker_tests = false
@@ skipping 484 matching lines @@
 template("uiautomator_test") {
   set_sources_assignment_filter([])
   if (defined(invoker.testonly)) {
     testonly = invoker.testonly
   }
   assert(target_name != "")
   assert(invoker.deps != [] || true)
   group(target_name) {
   }
 }