Change PrefStore::ReadResult to a boolean.

chrome/browser/sync/credential_cache_service_win.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/sync/credential_cache_service_win.h"
 
 #include "base/base64.h"
 #include "base/bind.h"
 #include "base/bind_helpers.h"
 #include "base/command_line.h"
@@ skipping 343 matching lines @@
       &CredentialCacheService::LookForCachedCredentialsInAlternateProfile,
       weak_factory_.GetWeakPtr()));
   MessageLoop::current()->PostDelayedTask(
       FROM_HERE,
       next_read_.callback(),
       TimeDelta::FromSeconds(delay_secs));
 }
 
 bool CredentialCacheService::HasPref(scoped_refptr<JsonPrefStore> store,
                                      const std::string& pref_name) {
-  return (store->GetValue(pref_name, NULL) == PrefStore::READ_OK);
+  return store->GetValue(pref_name, NULL);
 }
 
 // static
 base::StringValue* CredentialCacheService::PackCredential(
     const std::string& credential) {
   // Do nothing for empty credentials.
   if (credential.empty())
     return base::Value::CreateStringValue("");
 
   browser_sync::ChromeEncryptor encryptor;
@@ skipping 493 matching lines @@
          !HasUserSignedOut() &&
          !alternate_google_services_username.empty() &&
          !alternate_lsid.empty() &&
          !alternate_sid.empty() &&
          !(alternate_encryption_bootstrap_token.empty() &&
            alternate_keystore_encryption_bootstrap_token.empty()) &&
          !service->setup_in_progress();
 }
 
 }  // namespace syncer