Remove several ecma_op_object_get_[own_]property calls.

The ecma_op_object_get_[own_]property calls should be phased out from
the project eventually and virtual properties should be introduced instead.

JerryScript-DCO-1.0-Signed-off-by: Zoltan Herczeg zherczeg.u-szeged@partner.samsung.com

jerry-core/ecma/base/ecma-helpers-value.c

@@ -221,6 +221,18 @@ ecma_is_value_false (ecma_value_t value) /**< ecma value */
   return ecma_is_value_equal_to_simple_value (value, ECMA_SIMPLE_VALUE_FALSE);
 } /* ecma_is_value_false */
 
+/**
+ * Check if the value is not found.
+ *
+ * @return true - if the value contains ecma-not-found simple value,
+ *         false - otherwise.
+ */
+inline bool __attr_pure___ __attr_always_inline___
+ecma_is_value_found (ecma_value_t value) /**< ecma value */
+{
+  return value != ecma_make_simple_value (ECMA_SIMPLE_VALUE_NOT_FOUND);
+} /* ecma_is_value_found */
+
 /**
  * Check if the value is array hole.
  *