More base::Values-related bare pointer -> scoped_ptr conversions

tools/json_schema_compiler/test/error_generation_unittest.cc

Index: tools/json_schema_compiler/test/error_generation_unittest.cc
diff --git a/tools/json_schema_compiler/test/error_generation_unittest.cc b/tools/json_schema_compiler/test/error_generation_unittest.cc
index 904b6c9739ab7bd852fc52fb35970a0e0cd89205..025874055f1d0602ec16f9788633496e6356fb05 100644
--- a/tools/json_schema_compiler/test/error_generation_unittest.cc
+++ b/tools/json_schema_compiler/test/error_generation_unittest.cc
@@ -101,8 +101,8 @@ TEST(JsonSchemaCompilerErrorTest, ParamIsRequired) {
     EXPECT_TRUE(TestFunction::Params::Create(*params_value, &error));
   }
   {
-    scoped_ptr<base::ListValue> params_value = List(
-        base::Value::CreateNullValue());
+    scoped_ptr<base::ListValue> params_value =
+        List(base::Value::CreateNullValue().release());
     base::string16 error;
     EXPECT_FALSE(TestFunction::Params::Create(*params_value, &error));
     EXPECT_TRUE(EqualsUtf16("'num' is required", error));