Improve stack traces for async functions

src/contexts.h

 // Copyright 2012 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.
 
 #ifndef V8_CONTEXTS_H_
 #define V8_CONTEXTS_H_
 
 #include "src/heap/heap.h"
 #include "src/objects.h"
 
@@ skipping 54 matching lines @@
   V(ARRAY_PUSH_INDEX, JSFunction, array_push)                             \
   V(ARRAY_SHIFT_INDEX, JSFunction, array_shift)                           \
   V(ARRAY_SPLICE_INDEX, JSFunction, array_splice)                         \
   V(ARRAY_SLICE_INDEX, JSFunction, array_slice)                           \
   V(ARRAY_UNSHIFT_INDEX, JSFunction, array_unshift)                       \
   V(ARRAY_VALUES_ITERATOR_INDEX, JSFunction, array_values_iterator)       \
   V(ASYNC_FUNCTION_AWAIT_CAUGHT_INDEX, JSFunction,                        \
     async_function_await_caught)                                          \
   V(ASYNC_FUNCTION_AWAIT_UNCAUGHT_INDEX, JSFunction,                      \
     async_function_await_uncaught)                                        \
+  V(ASYNC_FUNCTION_PROMISE_CREATE_INDEX, JSFunction,                      \
+    async_function_promise_create)                                        \
+  V(ASYNC_FUNCTION_PROMISE_RELEASE_INDEX, JSFunction,                     \
+    async_function_promise_release)                                       \
   V(DERIVED_GET_TRAP_INDEX, JSFunction, derived_get_trap)                 \
   V(ERROR_FUNCTION_INDEX, JSFunction, error_function)                     \
   V(ERROR_TO_STRING, JSFunction, error_to_string)                         \
   V(EVAL_ERROR_FUNCTION_INDEX, JSFunction, eval_error_function)           \
   V(GLOBAL_EVAL_FUN_INDEX, JSFunction, global_eval_fun)                   \
   V(MAP_DELETE_METHOD_INDEX, JSFunction, map_delete)                      \
   V(MAP_GET_METHOD_INDEX, JSFunction, map_get)                            \
   V(MAP_HAS_METHOD_INDEX, JSFunction, map_has)                            \
   V(MAP_SET_METHOD_INDEX, JSFunction, map_set)                            \
   V(OBJECT_VALUE_OF, JSFunction, object_value_of)                         \
@@ skipping 467 matching lines @@
 #endif
 
   STATIC_ASSERT(kHeaderSize == Internals::kContextHeaderSize);
   STATIC_ASSERT(EMBEDDER_DATA_INDEX == Internals::kContextEmbedderDataIndex);
 };
 
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_CONTEXTS_H_