Fix for the issue 4602, it is only for the 2 case. The first one was already fixed.

chrome/browser/options_util.cc

 // Copyright (c) 2009 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/options_util.h"
 
 #include "chrome/browser/browser_process.h"
 #include "chrome/browser/profile.h"
 #include "chrome/browser/metrics/metrics_service.h"
 #include "chrome/common/pref_names.h"
 #include "chrome/common/pref_service.h"
 #include "chrome/installer/util/google_update_settings.h"
 
 // static
 void OptionsUtil::ResetToDefaults(Profile* profile) {
   // TODO(tc): It would be nice if we could generate this list automatically so
   // changes to any of the options pages doesn't require updating this list
   // manually.
   PrefService* prefs = profile->GetPrefs();
   const wchar_t* kUserPrefs[] = {
     prefs::kAcceptLanguages,
     prefs::kAlternateErrorPagesEnabled,
     prefs::kCookieBehavior,
     prefs::kDefaultCharset,
     prefs::kDnsPrefetchingEnabled,
     prefs::kDownloadDefaultDirectory,
     prefs::kDownloadExtensionsToOpen,
+    prefs::kEnableSpellCheck,
     prefs::kFormAutofillEnabled,
     prefs::kHomePage,
     prefs::kHomePageIsNewTabPage,
     prefs::kMixedContentFiltering,
     prefs::kPromptForDownload,
     prefs::kPasswordManagerEnabled,
     prefs::kRestoreOnStartup,
     prefs::kSafeBrowsingEnabled,
     prefs::kSearchSuggestEnabled,
     prefs::kShowHomeButton,
@@ skipping 48 matching lines @@
   if (metrics) {
     metrics->SetUserPermitsUpload(enabled);
     if (enabled)
       metrics->Start();
     else
       metrics->Stop();
   }
 
   return enabled;
 }