base: Add Is* functions to Value class.

chrome/common/extensions/extension_file_util.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/common/extensions/extension_file_util.h"
 
 #include <map>
 #include <vector>
 
 #include "base/file_util.h"
@@ skipping 97 matching lines @@
       // error->empty().  For now, be consistent.
       *error = l10n_util::GetStringUTF8(IDS_EXTENSION_MANIFEST_UNREADABLE);
     } else {
       *error = base::StringPrintf("%s  %s",
                                   errors::kManifestParseError,
                                   error->c_str());
     }
     return NULL;
   }
 
-  if (!root->IsType(Value::TYPE_DICTIONARY)) {
+  if (!root->IsDictionary()) {
     *error = l10n_util::GetStringUTF8(IDS_EXTENSION_MANIFEST_INVALID);
     return NULL;
   }
 
   DictionaryValue* manifest = static_cast<DictionaryValue*>(root.get());
   if (!extension_l10n_util::LocalizeExtension(extension_path, manifest, error))
     return NULL;
 
   scoped_refptr<Extension> extension(Extension::Create(
       extension_path,
@@ skipping 485 matching lines @@
     return temp_path;
 
   return FilePath();
 }
 
 void DeleteFile(const FilePath& path, bool recursive) {
   file_util::Delete(path, recursive);
 }
 
 }  // namespace extension_file_util