Revert "Switching get_variable_value to returning value through ecma-stack (stack convention)."

This reverts commit 6415130925187a877b83b14db40cade0c336ea44.

src/libecmaoperations/ecma-try-catch-macro.h

@@ -28,9 +28,6 @@
  * Note:
  *      Each ECMA_TRY_CATCH should have it's own corresponding ECMA_FINALIZE
  *      statement with same argument as corresponding ECMA_TRY_CATCH's first argument.
- *
- * See also:
- *          ECMA_TRY_CATCH_STACKED
  */
 #define ECMA_TRY_CATCH(var, op, return_value) \
   ecma_completion_value_t var = op; \
@@ -49,36 +46,10 @@
  * Note:
  *      Each ECMA_TRY_CATCH should be followed by ECMA_FINALIZE with same argument
  *      as corresponding ECMA_TRY_CATCH's first argument.
- *
- * See also:
- *          ECMA_FINALIZE_STACKED
  */
 #define ECMA_FINALIZE(var) ecma_free_completion_value (var); \
   }
 
-/**
- * ECMA_TRY_CATCH for stack convention
- */
-#define ECMA_TRY_CATCH_STACKED(var, op, return_value, frame_p) \
-  ecma_completion_type_t var ## completion_type = op; \
-  if (unlikely (var ## completion_type != ECMA_COMPLETION_TYPE_NORMAL)) \
-  { \
-    JERRY_ASSERT (var ## completion_type == ECMA_COMPLETION_TYPE_THROW); \
-    return_value = ecma_make_completion_value (var ## completion_type, \
-                                               ecma_copy_value (ecma_stack_top_value (frame_p), true)); \
-  } \
-  else \
-  { \
-    ecma_value_t var = ecma_stack_top_value (frame_p); \
-
-/**
- * ECMA_FINALIZE for stack convention
- */
-#define ECMA_FINALIZE_STACKED(var, frame_p) (void) var; \
-  } \
-  (void) var ## completion_type; \
-  ecma_stack_pop (frame_p) \
-
 /**
  * The macro defines try-block that tries to perform ToNumber operation on given value
  * and checks for exceptions that might be thrown during the operation.