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

remoting/host/pairing_registry_delegate_win.cc

Index: remoting/host/pairing_registry_delegate_win.cc
diff --git a/remoting/host/pairing_registry_delegate_win.cc b/remoting/host/pairing_registry_delegate_win.cc
index 66911c5d837ea5bc5b5b8873f21f1a8b2498ac59..af61d6df3fdc702ba46819af7bb6348dea4ac70b 100644
--- a/remoting/host/pairing_registry_delegate_win.cc
+++ b/remoting/host/pairing_registry_delegate_win.cc
@@ -63,7 +63,7 @@ std::unique_ptr<base::DictionaryValue> ReadValue(const base::win::RegKey& key,
     return nullptr;
   }
 
-  if (!value->IsType(base::Value::TYPE_DICTIONARY)) {
+  if (!value->IsType(base::Value::Type::DICTIONARY)) {
     LOG(ERROR) << "Failed to parse '" << value_name << "': not a dictionary.";
     return nullptr;
   }