base: Add Is* functions to Value class.

chrome/browser/sync/syncable/model_type.cc

Index: chrome/browser/sync/syncable/model_type.cc
diff --git a/chrome/browser/sync/syncable/model_type.cc b/chrome/browser/sync/syncable/model_type.cc
index 23cb8642e3d6ab264d1e91212938b641d3572a16..5311fed5e4b9f3a3d4c3d1ba7686c2f379f9595d 100644
--- a/chrome/browser/sync/syncable/model_type.cc
+++ b/chrome/browser/sync/syncable/model_type.cc
@@ -256,11 +256,11 @@ std::string ModelTypeSetToString(const ModelTypeSet& model_types) {
 }
 
 ModelType ModelTypeFromValue(const Value& value) {
-  if (value.IsType(Value::TYPE_STRING)) {
+  if (value.IsString()) {
     std::string result;
     CHECK(value.GetAsString(&result));
     return ModelTypeFromString(result);
-  } else if (value.IsType(Value::TYPE_INTEGER)) {
+  } else if (value.IsInteger()) {
     int result;
     CHECK(value.GetAsInteger(&result));
     return ModelTypeFromInt(result);