[builtins] Introduce DeleteProperty builtin

src/builtins/builtins-definitions.h

 // 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.
 
 #ifndef V8_BUILTINS_BUILTINS_DEFINITIONS_H_
 #define V8_BUILTINS_BUILTINS_DEFINITIONS_H_
 
 namespace v8 {
 namespace internal {
 
@@ skipping 225 matching lines @@
                                                                                \
   /* Built-in functions for Javascript */                                      \
   /* Special internal builtins */                                              \
   CPP(EmptyFunction)                                                           \
   CPP(Illegal)                                                                 \
   CPP(RestrictedFunctionPropertiesThrower)                                     \
   CPP(RestrictedStrictArgumentsPropertiesThrower)                              \
   CPP(UnsupportedThrower)                                                      \
   TFJ(ReturnReceiver, 0)                                                       \
                                                                                \
+  TFS(DeleteProperty, kObject, kKey, kLanguageMode)                            \
+                                                                               \
   /* Array */                                                                  \
   ASM(ArrayCode)                                                               \
   ASM(InternalArrayCode)                                                       \
   CPP(ArrayConcat)                                                             \
   /* ES6 #sec-array.isarray */                                                 \
   TFJ(ArrayIsArray, 1, kArg)                                                   \
   /* ES7 #sec-array.prototype.includes */                                      \
   TFJ(ArrayIncludes, 2, kSearchElement, kFromIndex)                            \
   /* ES6 #sec-array.prototype.indexof */                                       \
   TFJ(ArrayIndexOf, 2, kSearchElement, kFromIndex)                             \
@@ skipping 796 matching lines @@
 #define BUILTIN_LIST_TFS(V)                                                    \
   BUILTIN_LIST(IGNORE_BUILTIN, IGNORE_BUILTIN, IGNORE_BUILTIN, IGNORE_BUILTIN, \
                V, IGNORE_BUILTIN, IGNORE_BUILTIN, IGNORE_BUILTIN)
 
 #define BUILTINS_WITH_UNTAGGED_PARAMS(V) V(WasmCompileLazy)
 
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_BUILTINS_BUILTINS_DEFINITIONS_H_