Revert of [string] Migrate String.prototype.{split,replace} to TF

src/builtins/builtins.h

 // Copyright 2011 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_H_
 #define V8_BUILTINS_BUILTINS_H_
 
 #include "src/base/flags.h"
 #include "src/globals.h"
 
@@ skipping 730 matching lines @@
   /* ES6 section #sec-string.prototype.indexof */                              \
   /* String.prototype.indexOf ( searchString [ , position ] ) */               \
   TFJ(StringPrototypeIndexOf, SharedFunctionInfo::kDontAdaptArgumentsSentinel) \
   /* ES6 section 21.1.3.9 */                                                   \
   /* String.prototype.lastIndexOf ( searchString [ , position ] ) */           \
   CPP(StringPrototypeLastIndexOf)                                              \
   /* ES6 section 21.1.3.10 String.prototype.localeCompare ( that ) */          \
   CPP(StringPrototypeLocaleCompare)                                            \
   /* ES6 section 21.1.3.12 String.prototype.normalize ( [form] ) */            \
   CPP(StringPrototypeNormalize)                                                \
-  /* ES6 section 21.1.3.16 String.prototype.replace ( search, replace ) */     \
-  TFJ(StringPrototypeReplace, 2)                                               \
-  /* ES6 section 21.1.3.19 String.prototype.split ( separator, limit )  */     \
-  TFJ(StringPrototypeSplit, 2)                                                 \
   /* ES6 section B.2.3.1 String.prototype.substr ( start, length ) */          \
   TFJ(StringPrototypeSubstr, 2)                                                \
   /* ES6 section 21.1.3.19 String.prototype.substring ( start, end ) */        \
   TFJ(StringPrototypeSubstring, 2)                                             \
   /* ES6 section 21.1.3.20 */                                                  \
   /* String.prototype.startsWith ( searchString [ , position ] ) */            \
   CPP(StringPrototypeStartsWith)                                               \
   /* ES6 section 21.1.3.25 String.prototype.toString () */                     \
   TFJ(StringPrototypeToString, 0)                                              \
   CPP(StringPrototypeTrim)                                                     \
@@ skipping 182 matching lines @@
 
   friend class Isolate;
 
   DISALLOW_COPY_AND_ASSIGN(Builtins);
 };
 
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_BUILTINS_BUILTINS_H_