When spell-check is disabled, notify renderers of the change.

chrome/browser/profiles/profile_impl.cc

 // Copyright (c) 2011 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/profiles/profile_impl.h"
 
 #include "base/command_line.h"
 #include "base/compiler_specific.h"
 #include "base/environment.h"
 #include "base/file_path.h"
@@ skipping 1227 matching lines @@
   PrefService* prefs = GetPrefs();
   if (prefs->GetBoolean(prefs::kEnableSpellCheck)) {
     // Retrieve the (perhaps updated recently) dictionary name from preferences.
     spellcheck_host_ = SpellCheckHost::Create(
         this,
         prefs->GetString(prefs::kSpellCheckDictionary),
         GetRequestContext());
   } else if (notify) {
     // The spellchecker has been disabled.
     SpellCheckHostInitialized();
+    for (RenderProcessHost::iterator
+         i(RenderProcessHost::AllHostsIterator());
+         !i.IsAtEnd(); i.Advance()) {
+      RenderProcessHost* process = i.GetCurrentValue();
+      process->Send(new SpellCheckMsg_Init(IPC::InvalidPlatformFileForTransit(),
+                                           std::vector<std::string>(),
+                                           std::string(),
+                                           false));
+    }
   }
 }
 
 void ProfileImpl::SpellCheckHostInitialized() {
   spellcheck_host_ready_ = spellcheck_host_ &&
       (spellcheck_host_->GetDictionaryFile() !=
        base::kInvalidPlatformFileValue ||
-       spellcheck_host_->IsUsingPlatformChecker());;
+       spellcheck_host_->IsUsingPlatformChecker());
 }
 
 ExtensionPrefValueMap* ProfileImpl::GetExtensionPrefValueMap() {
   if (!extension_pref_value_map_.get())
     extension_pref_value_map_.reset(new ExtensionPrefValueMap);
   return extension_pref_value_map_.get();
 }
 
 void ProfileImpl::CreateQuotaManagerAndClients() {
   if (quota_manager_.get()) {
@@ skipping 326 matching lines @@
   return pref_proxy_config_tracker_;
 }
 
 prerender::PrerenderManager* ProfileImpl::GetPrerenderManager() {
   if (!prerender::PrerenderManager::IsPrerenderingPossible())
     return NULL;
   if (!prerender_manager_.get())
     prerender_manager_.reset(new prerender::PrerenderManager(this));
   return prerender_manager_.get();
 }