base: Add Is* functions to Value class.

chrome/browser/component_updater/component_unpacker.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/component_updater/component_unpacker.h"
 
 #include <string>
 #include <vector>
 
 #include "base/file_util.h"
@@ skipping 111 matching lines @@
 // as an extension.
 base::DictionaryValue* ReadManifest(const FilePath& unpack_path) {
   FilePath manifest = unpack_path.Append(FILE_PATH_LITERAL("manifest.json"));
   if (!file_util::PathExists(manifest))
     return NULL;
   JSONFileValueSerializer serializer(manifest);
   std::string error;
   scoped_ptr<base::Value> root(serializer.Deserialize(NULL, &error));
   if (!root.get())
     return NULL;
-  if (!root->IsType(base::Value::TYPE_DICTIONARY))
+  if (!root->IsDictionary())
     return NULL;
   return static_cast<base::DictionaryValue*>(root.release());
 }
 
 }  // namespace.
 
 ComponentUnpacker::ComponentUnpacker(const std::vector<uint8>& pk_hash,
                                      const FilePath& path,
                                      ComponentInstaller* installer)
   : error_(kNone) {
@@ skipping 58 matching lines @@
   }
   // Installation succesful. The directory is not our concern now.
   unpack_path_.clear();
 }
 
 ComponentUnpacker::~ComponentUnpacker() {
   if (!unpack_path_.empty()) {
     file_util::Delete(unpack_path_, true);
   }
 }