[wasm] Introduce instance types for WebAssembly.* objects.

tools/v8heapconst.py

 # Copyright 2017 the V8 project authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can
 # be found in the LICENSE file.
 
 # This file is automatically generated by mkgrokdump and should not
 # be modified manually.
 
 # List of known V8 instance types.
 INSTANCE_TYPES = {
   0: "INTERNALIZED_STRING_TYPE",
@@ skipping 130 matching lines @@
   237: "JS_FLOAT32_ARRAY_VALUE_ITERATOR_TYPE",
   238: "JS_FLOAT64_ARRAY_VALUE_ITERATOR_TYPE",
   239: "JS_UINT8_CLAMPED_ARRAY_VALUE_ITERATOR_TYPE",
   240: "JS_FAST_SMI_ARRAY_VALUE_ITERATOR_TYPE",
   241: "JS_FAST_HOLEY_SMI_ARRAY_VALUE_ITERATOR_TYPE",
   242: "JS_FAST_ARRAY_VALUE_ITERATOR_TYPE",
   243: "JS_FAST_HOLEY_ARRAY_VALUE_ITERATOR_TYPE",
   244: "JS_FAST_DOUBLE_ARRAY_VALUE_ITERATOR_TYPE",
   245: "JS_FAST_HOLEY_DOUBLE_ARRAY_VALUE_ITERATOR_TYPE",
   246: "JS_GENERIC_ARRAY_VALUE_ITERATOR_TYPE",
-  247: "JS_BOUND_FUNCTION_TYPE",
-  248: "JS_FUNCTION_TYPE",
+  247: "WASM_INSTANCE_TYPE",
+  248: "WASM_MEMORY_TYPE",
+  249: "WASM_MODULE_TYPE",
+  250: "WASM_TABLE_TYPE",
+  251: "JS_BOUND_FUNCTION_TYPE",
+  252: "JS_FUNCTION_TYPE",
 }
 
 # List of known V8 maps.
 KNOWN_MAPS = {
   0x02201: (137, "FreeSpaceMap"),
   0x02259: (131, "MetaMap"),
   0x022b1: (130, "NullMap"),
   0x02309: (171, "FixedArrayMap"),
   0x02361: (8, "OneByteInternalizedStringMap"),
   0x023b9: (148, "OnePointerFillerMap"),
@@ skipping 164 matching lines @@
   "BUILTIN_CONTINUATION",
   "JAVA_SCRIPT_BUILTIN_CONTINUATION",
   "INTERNAL",
   "CONSTRUCT",
   "ARGUMENTS_ADAPTOR",
   "BUILTIN",
   "BUILTIN_EXIT",
 )
 
 # This set of constants is generated from a shipping build.