Remove the SRPC IRT nexes from Chrome installers.

chrome/chrome_dll_bundle.gypi

 # Copyright (c) 2012 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.
 
 # This file contains resources for the main Mac chromium bundle.
 {
   # The main browser executable's name is <(mac_product_name).
   # Certain things will get confused if two modules in the
   # executable share the same name, so append " Framework" to the
   # product_name used for the framework.  This will result in
@@ skipping 140 matching lines @@
       'files': [],
       'conditions': [
         ['internal_pdf', {
           'files': [
             '<(PRODUCT_DIR)/PDF.plugin',
           ],
         }],
         ['disable_nacl!=1', {
           'files': [
             '<(PRODUCT_DIR)/ppGoogleNaClPluginChrome.plugin',
-            # We leave out x86-64 IRT nexes because we only
+            # We leave out the x86-64 IRT nexe because we only
             # support x86-32 NaCl on Mac OS X.
             '<(PRODUCT_DIR)/nacl_irt_x86_32.nexe',
-            '<(PRODUCT_DIR)/nacl_irt_srpc_x86_32.nexe',
           ],
         }],
       ],
     },
     {
       'destination': '<(PRODUCT_DIR)/$(CONTENTS_FOLDER_PATH)/Internet Plug-Ins/PepperFlash',
       'files': [],
       'conditions': [
         ['branding == "Chrome"', {
           'files': [
@@ skipping 102 matching lines @@
         ],
       }],
     }],
     ['enable_hidpi==1', {
       'mac_bundle_resources': [
         '<(SHARED_INTERMEDIATE_DIR)/repack/chrome_200_percent.pak',
       ],
     }],
   ],  # conditions
 }