Remove refptr usages from SpellCheckHost

chrome/browser/spellchecker/spellcheck_host.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/spellchecker/spellcheck_host.h"
 
 #include "base/string_split.h"
 #include "base/synchronization/waitable_event.h"
 #include "chrome/browser/prefs/pref_member.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/spellchecker/spellcheck_host_impl.h"
 #include "chrome/browser/spellchecker/spellchecker_platform_engine.h"
 #include "chrome/common/pref_names.h"
 #include "chrome/common/spellcheck_common.h"
 
 namespace {
 
 // An event used by browser tests to receive status events from this class and
 // its derived classes.
 base::WaitableEvent* g_status_event = NULL;
 SpellCheckHost::EventType g_status_type = SpellCheckHost::BDICT_NOTINITIALIZED;
 
 }  // namespace
 
 // static
-scoped_refptr<SpellCheckHost> SpellCheckHost::Create(
+scoped_ptr<SpellCheckHost> SpellCheckHost::Create(

[Hironori Bono, 2011/10/14 10:57:04]

When we change the return value to SpellChekHost*, this line becomes:
  SpellCheckHost* SpellCheckHost::Create(

     SpellCheckProfileProvider* profile,
     const std::string& language,
     net::URLRequestContextGetter* request_context_getter,
     SpellCheckHostMetrics* metrics) {
-  scoped_refptr<SpellCheckHostImpl> host =
+  scoped_ptr<SpellCheckHostImpl> host;
+  host.reset(

[Hironori Bono, 2011/10/14 10:57:04]

When we change the return value to SpellCheckHost*, this line becomes:
  SpellCheckHost* host =

       new SpellCheckHostImpl(profile,
                              language,
                              request_context_getter,
-                             metrics);
-  if (!host)
-    return NULL;
+                             metrics));
 
   host->Initialize();
   return host;
 }
 
 // static
 int SpellCheckHost::GetSpellCheckLanguages(
     Profile* profile,
     std::vector<std::string>* languages) {
   StringPrefMember accept_languages_pref;
@@ skipping 53 matching lines @@
 }
 
 // static
 SpellCheckHost::EventType SpellCheckHost::WaitStatusEvent() {
   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
 
   if (g_status_event)
     g_status_event->Wait();
   return g_status_type;
 }