[generators] Decouple generator resume from fullcodegen.

src/js/macros.py

 # Copyright 2006-2009 the V8 project authors. All rights reserved.
 # Redistribution and use in source and binary forms, with or without
 # modification, are permitted provided that the following conditions are
 # met:
 #
 #     * Redistributions of source code must retain the above copyright
 #       notice, this list of conditions and the following disclaimer.
 #     * Redistributions in binary form must reproduce the above
 #       copyright notice, this list of conditions and the following
 #       disclaimer in the documentation and/or other materials provided
@@ skipping 220 matching lines @@
 macro ORDERED_HASH_MAP_ENTRY_TO_INDEX(entry, numBuckets) = (3 + (numBuckets) + ((entry) * 3));
 macro ORDERED_HASH_MAP_KEY_AT(table, entry, numBuckets) = (FIXED_ARRAY_GET(table, ORDERED_HASH_MAP_ENTRY_TO_INDEX(entry, numBuckets)));
 macro ORDERED_HASH_MAP_VALUE_AT(table, entry, numBuckets) = (FIXED_ARRAY_GET(table, ORDERED_HASH_MAP_ENTRY_TO_INDEX(entry, numBuckets) + 1));
 macro ORDERED_HASH_MAP_CHAIN_AT(table, entry, numBuckets) = (FIXED_ARRAY_GET(table, ORDERED_HASH_MAP_ENTRY_TO_INDEX(entry, numBuckets) + 2));
 
 # Must match OrderedHashTable::kNotFound.
 define NOT_FOUND = -1;
 
 # Check whether debug is active.
 define DEBUG_IS_ACTIVE = (%_DebugIsActive() != 0);
-macro DEBUG_PREPARE_STEP_IN_IF_STEPPING(function) = if (%_DebugIsActive() != 0) %DebugPrepareStepInIfStepping(function);
 
 # SharedFlag equivalents
 define kNotShared = false;
 define kShared = true;
 
 # UseCounters from include/v8.h
 define kUseAsm = 0;
 define kBreakIterator = 1;
 define kLegacyConst = 2;
 define kMarkDequeOverflow = 3;
@@ skipping 17 matching lines @@
 define kSloppyModeBlockScopedFunctionRedefinition = 22;
 define kForInInitializer = 23;
 define kArrayProtectorDirtied = 24;
 define kArraySpeciesModified = 25;
 define kArrayPrototypeConstructorModified = 26;
 define kArrayInstanceProtoModified = 27;
 define kArrayInstanceConstructorModified = 28;
 define kLegacyFunctionDeclaration = 29;
 define kRegExpPrototypeSourceGetter = 30;
 define kRegExpPrototypeOldFlagGetter = 31;