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

tools/json_schema_compiler/test/idl_schemas_unittest.cc

Index: tools/json_schema_compiler/test/idl_schemas_unittest.cc
diff --git a/tools/json_schema_compiler/test/idl_schemas_unittest.cc b/tools/json_schema_compiler/test/idl_schemas_unittest.cc
index 07df4fb5ef93062efb1200532b8235e50a46db16..41d42afd1aad0c5e9e735d995094da8dc63279de 100644
--- a/tools/json_schema_compiler/test/idl_schemas_unittest.cc
+++ b/tools/json_schema_compiler/test/idl_schemas_unittest.cc
@@ -69,7 +69,7 @@ TEST(IdlCompiler, Basics) {
   std::unique_ptr<base::ListValue> f5_results(Function5::Results::Create(13));
   base::Value* f5_result_int = NULL;
   ASSERT_TRUE(f5_results->Get(0, &f5_result_int));
-  EXPECT_TRUE(f5_result_int->IsType(base::Value::TYPE_INTEGER));
+  EXPECT_TRUE(f5_result_int->IsType(base::Value::Type::INTEGER));
 
   std::unique_ptr<base::ListValue> f6_results(Function6::Results::Create(a));
   base::Value* f6_result_dict = NULL;