[stubs] Unify (and optimize) implementation of ToObject.

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 79 matching lines @@
   V(JS_ARRAY_STRONG_MAPS_INDEX, Object, js_array_strong_maps)                  \
   V(DATE_FUNCTION_INDEX, JSFunction, date_function)                            \
   V(JSON_OBJECT_INDEX, JSObject, json_object)                                  \
   V(REGEXP_FUNCTION_INDEX, JSFunction, regexp_function)                        \
   V(INITIAL_OBJECT_PROTOTYPE_INDEX, JSObject, initial_object_prototype)        \
   V(INITIAL_ARRAY_PROTOTYPE_INDEX, JSObject, initial_array_prototype)          \
   V(CREATE_DATE_FUN_INDEX, JSFunction, create_date_fun)                        \
   V(TO_NUMBER_FUN_INDEX, JSFunction, to_number_fun)                            \
   V(TO_STRING_FUN_INDEX, JSFunction, to_string_fun)                            \
   V(TO_DETAIL_STRING_FUN_INDEX, JSFunction, to_detail_string_fun)              \
-  V(TO_OBJECT_FUN_INDEX, JSFunction, to_object_fun)                            \
   V(TO_INTEGER_FUN_INDEX, JSFunction, to_integer_fun)                          \
   V(TO_UINT32_FUN_INDEX, JSFunction, to_uint32_fun)                            \
   V(TO_INT32_FUN_INDEX, JSFunction, to_int32_fun)                              \
   V(TO_LENGTH_FUN_INDEX, JSFunction, to_length_fun)                            \
   V(GLOBAL_EVAL_FUN_INDEX, JSFunction, global_eval_fun)                        \
   V(ARRAY_BUFFER_FUN_INDEX, JSFunction, array_buffer_fun)                      \
   V(SHARED_ARRAY_BUFFER_FUN_INDEX, JSFunction, shared_array_buffer_fun)        \
   V(ARRAY_BUFFER_MAP_INDEX, Map, array_buffer_map)                             \
   V(UINT8_ARRAY_FUN_INDEX, JSFunction, uint8_array_fun)                        \
   V(INT8_ARRAY_FUN_INDEX, JSFunction, int8_array_fun)                          \
@@ skipping 245 matching lines @@
     ARRAY_FUNCTION_INDEX,
     JS_ARRAY_MAPS_INDEX,
     JS_ARRAY_STRONG_MAPS_INDEX,
     DATE_FUNCTION_INDEX,
     JSON_OBJECT_INDEX,
     REGEXP_FUNCTION_INDEX,
     CREATE_DATE_FUN_INDEX,
     TO_NUMBER_FUN_INDEX,
     TO_STRING_FUN_INDEX,
     TO_DETAIL_STRING_FUN_INDEX,
-    TO_OBJECT_FUN_INDEX,
     TO_INTEGER_FUN_INDEX,
     TO_UINT32_FUN_INDEX,
     TO_INT32_FUN_INDEX,
     TO_BOOLEAN_FUN_INDEX,
     GLOBAL_EVAL_FUN_INDEX,
     ARRAY_BUFFER_FUN_INDEX,
     ARRAY_BUFFER_MAP_INDEX,
     UINT8_ARRAY_FUN_INDEX,
     INT8_ARRAY_FUN_INDEX,
     UINT16_ARRAY_FUN_INDEX,
@@ skipping 284 matching lines @@
   static bool IsBootstrappingOrGlobalObject(Isolate* isolate, Object* object);
 #endif
 
   STATIC_ASSERT(kHeaderSize == Internals::kContextHeaderSize);
   STATIC_ASSERT(EMBEDDER_DATA_INDEX == Internals::kContextEmbedderDataIndex);
 };
 
 } }  // namespace v8::internal
 
 #endif  // V8_CONTEXTS_H_