Remove natives_blob.bin's arch dependence.

build_overrides/v8.gni

 # 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.
 
 if (is_android) {
   import("//build/config/android/config.gni")
 }
 
 # TODO(sky): nuke this. Temporary while sorting out http://crbug.com/465456.
 enable_correct_v8_arch = false
@@ skipping 14 matching lines @@
 ]
 v8_experimental_extra_library_files = []
 
 if (is_android) {
   v8_external_startup_data_renaming_sources = [
     "$root_out_dir/natives_blob.bin",
     "$root_out_dir/snapshot_blob.bin",
   ]
   if (current_cpu == "arm" || current_cpu == "x86" || current_cpu == "mipsel") {
     v8_external_startup_data_renaming_destinations = [
-      "natives_blob_32.bin",
+      "natives_blob.bin",
       "snapshot_blob_32.bin",
     ]
   } else {
     v8_external_startup_data_renaming_destinations = [
-      "natives_blob_64.bin",
+      "natives_blob.bin",
       "snapshot_blob_64.bin",
     ]
   }
 }