base: Add Is* functions to Value class.

chrome/renderer/extensions/extension_api_json_validity_unittest.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 "base/file_path.h"
 #include "base/file_util.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/path_service.h"
 #include "chrome/common/chrome_paths.h"
 #include "chrome/renderer/extensions/bindings_utils.h"
@@ skipping 15 matching lines @@
 //
 // Return true and set |out_matching_dict| if such a dictionary was
 // found.  If false is returned, |out_message| is set to an explanation.
 bool FindDictionaryWithProperyValue(ListValue* list,
                                     const std::string& property,
                                     const std::string& expected_value,
                                     DictionaryValue** out_matching_dict,
                                     std::string* out_error_message) {
   bool found = false;
   for (ListValue::const_iterator it = list->begin(); it != list->end(); ++it) {
-    if (!(*it)->IsType(Value::TYPE_DICTIONARY)) {
+    if (!(*it)->IsDictionary()) {
       *out_error_message = "List contains an item taht is not a dictionary.";
       return false;
     }
 
     DictionaryValue* dict = static_cast<DictionaryValue*>(*it);
 
     std::string actual_value;
     if (!dict->GetStringASCII(property, &actual_value)) {
       *out_error_message =
           "Dictionary has no string property \'" + property + "'.";
@@ skipping 86 matching lines @@
       bindings_utils::GetStringResource(IDR_EXTENSION_API_JSON);
 
   // Create a global variable holding the text of extension_api.json .
   SetGlobalStringVar("ext_api_json_text", ext_api_string);
 
   // Parse the text of extension_api.json .  If there is a parse error,
   // an exception will be printed that includes a line number.
   std::string test_js = "var extension_api = JSON.parse(ext_api_json_text);";
   ExecuteScriptInContext(test_js, "ParseExtensionApiJson");
 }