Add --disable-pnacl to about://flags

chrome/browser/about_flags.cc

 // 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.
 
 #include "chrome/browser/about_flags.h"
 
 #include <algorithm>
 #include <iterator>
 #include <map>
 #include <set>
@@ skipping 497 matching lines @@
     SINGLE_VALUE_TYPE(switches::kEnableNaCl)
   },
   {
     "enable-nacl-debug",  // FLAGS:RECORD_UMA
     IDS_FLAGS_ENABLE_NACL_DEBUG_NAME,
     IDS_FLAGS_ENABLE_NACL_DEBUG_DESCRIPTION,
     kOsDesktop,
     SINGLE_VALUE_TYPE(switches::kEnableNaClDebug)
   },
   {
+    "disable-pnacl",  // FLAGS:RECORD_UMA
+    IDS_FLAGS_DISABLE_PNACL_NAME,
+    IDS_FLAGS_DISABLE_PNACL_DESCRIPTION,
+    kOsDesktop,
+    SINGLE_VALUE_TYPE(switches::kDisablePnacl)
+  },
+  {
     "nacl-debug-mask",  // FLAGS:RECORD_UMA
     IDS_FLAGS_NACL_DEBUG_MASK_NAME,
     IDS_FLAGS_NACL_DEBUG_MASK_DESCRIPTION,
     kOsDesktop,
     MULTI_VALUE_TYPE(kNaClDebugMaskChoices)
   },
   {
     "extension-apis",  // FLAGS:RECORD_UMA
     IDS_FLAGS_EXPERIMENTAL_EXTENSION_APIS_NAME,
     IDS_FLAGS_EXPERIMENTAL_EXTENSION_APIS_DESCRIPTION,
@@ skipping 1593 matching lines @@
 }
 
 const Experiment* GetExperiments(size_t* count) {
   *count = num_experiments;
   return experiments;
 }
 
 }  // namespace testing
 
 }  // namespace about_flags