Make base::Value::TYPE a scoped enum.

chrome/test/base/extension_js_browser_test.cc

Index: chrome/test/base/extension_js_browser_test.cc
diff --git a/chrome/test/base/extension_js_browser_test.cc b/chrome/test/base/extension_js_browser_test.cc
index ca248f7a03ca42b34d3f9700055dc39c993beb95..48c9c9b4f61aa872d0793bcfe83e11474724d23f 100644
--- a/chrome/test/base/extension_js_browser_test.cc
+++ b/chrome/test/base/extension_js_browser_test.cc
@@ -53,7 +53,7 @@ bool ExtensionJSBrowserTest::RunJavascriptTestF(bool is_async,
           script);
 
   std::unique_ptr<base::Value> value_result = base::JSONReader::Read(result);
-  CHECK_EQ(base::Value::TYPE_DICTIONARY, value_result->GetType());
+  CHECK_EQ(base::Value::Type::DICTIONARY, value_result->GetType());
   base::DictionaryValue* dict_value =
       static_cast<base::DictionaryValue*>(value_result.get());
   bool test_result;