Properly handle primitive arguments in Object methods (#3342)

ES2015 allows primitive arguments for most of the Object built-ins.
This change implements handling for these arguments in affected methods.

JerryScript-DCO-1.0-Signed-off-by: Dániel Bátyai dbatyai@inf.u-szeged.hu

tests/jerry/es2015/object-get-own-property-symbols.js

@@ -109,11 +109,3 @@ assert (props.indexOf(foo2) !== -1);
 assert (props.length === 2);
 assert (Object.getOwnPropertyDescriptor (object, foo).enumerable === true);
 assert (Object.getOwnPropertyDescriptor (object, foo2).enumerable === false);
-
-// Test non-object argument
-try {
-  Object.getOwnPropertySymbols ('hello');
-  assert (false);
-} catch (e) {
-  assert (e instanceof TypeError);
-}