[wasm] Remove the use of private symbols for branding.

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/objects.h"
 
 namespace v8 {
@@ skipping 348 matching lines @@
   V(GENERATOR_FUNCTION_MAP_INDEX, Map, generator_function_map)                 \
   V(ASYNC_GENERATOR_FUNCTION_MAP_INDEX, Map, async_generator_function_map)     \
   V(CLASS_FUNCTION_MAP_INDEX, Map, class_function_map)                         \
   V(STRING_FUNCTION_INDEX, JSFunction, string_function)                        \
   V(STRING_FUNCTION_PROTOTYPE_MAP_INDEX, Map, string_function_prototype_map)   \
   V(STRING_ITERATOR_MAP_INDEX, Map, string_iterator_map)                       \
   V(SYMBOL_FUNCTION_INDEX, JSFunction, symbol_function)                        \
   V(NATIVE_FUNCTION_MAP_INDEX, Map, native_function_map)                       \
   V(WASM_FUNCTION_MAP_INDEX, Map, wasm_function_map)                           \
   V(WASM_INSTANCE_CONSTRUCTOR_INDEX, JSFunction, wasm_instance_constructor)    \
-  V(WASM_INSTANCE_SYM_INDEX, Symbol, wasm_instance_sym)                        \
   V(WASM_MEMORY_CONSTRUCTOR_INDEX, JSFunction, wasm_memory_constructor)        \
-  V(WASM_MEMORY_SYM_INDEX, Symbol, wasm_memory_sym)                            \
   V(WASM_MODULE_CONSTRUCTOR_INDEX, JSFunction, wasm_module_constructor)        \
-  V(WASM_MODULE_SYM_INDEX, Symbol, wasm_module_sym)                            \
   V(WASM_TABLE_CONSTRUCTOR_INDEX, JSFunction, wasm_table_constructor)          \
-  V(WASM_TABLE_SYM_INDEX, Symbol, wasm_table_sym)                              \
   V(TYPED_ARRAY_FUN_INDEX, JSFunction, typed_array_function)                   \
   V(TYPED_ARRAY_PROTOTYPE_INDEX, JSObject, typed_array_prototype)              \
   V(UINT16_ARRAY_FUN_INDEX, JSFunction, uint16_array_fun)                      \
   V(UINT32_ARRAY_FUN_INDEX, JSFunction, uint32_array_fun)                      \
   V(UINT8_ARRAY_FUN_INDEX, JSFunction, uint8_array_fun)                        \
   V(UINT8_CLAMPED_ARRAY_FUN_INDEX, JSFunction, uint8_clamped_array_fun)        \
   V(EXPORTS_CONTAINER, Object, exports_container)                              \
   NATIVE_CONTEXT_INTRINSIC_FUNCTIONS(V)                                        \
   NATIVE_CONTEXT_IMPORTED_FIELDS(V)                                            \
   NATIVE_CONTEXT_JS_ARRAY_ITERATOR_MAPS(V)
@@ skipping 324 matching lines @@
   STATIC_ASSERT(kHeaderSize == Internals::kContextHeaderSize);
   STATIC_ASSERT(EMBEDDER_DATA_INDEX == Internals::kContextEmbedderDataIndex);
 };
 
 typedef Context::Field ContextField;
 
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_CONTEXTS_H_