[builtins] Start refactoring the Apply builtin.

BUILD.gn

 # Copyright 2014 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
 import("//build/config/android/config.gni")
 import("//build/config/arm.gni")
 import("//build/config/dcheck_always_on.gni")
 import("//build/config/host_byteorder.gni")
 import("//build/config/mips.gni")
 import("//build/config/sanitizers/sanitizers.gni")
@@ skipping 915 matching lines @@
     "src/builtins/builtins-arguments-gen.cc",
     "src/builtins/builtins-arguments-gen.h",
     "src/builtins/builtins-array-gen.cc",
     "src/builtins/builtins-async-function-gen.cc",
     "src/builtins/builtins-async-gen.cc",
     "src/builtins/builtins-async-gen.h",
     "src/builtins/builtins-async-generator-gen.cc",
     "src/builtins/builtins-async-iterator-gen.cc",
     "src/builtins/builtins-boolean-gen.cc",
     "src/builtins/builtins-call-gen.cc",
+    "src/builtins/builtins-call-gen.h",
     "src/builtins/builtins-collections-gen.cc",
     "src/builtins/builtins-console-gen.cc",
     "src/builtins/builtins-constructor-gen.cc",
     "src/builtins/builtins-constructor-gen.h",
     "src/builtins/builtins-constructor.h",
     "src/builtins/builtins-conversion-gen.cc",
     "src/builtins/builtins-conversion-gen.h",
     "src/builtins/builtins-date-gen.cc",
     "src/builtins/builtins-debug-gen.cc",
     "src/builtins/builtins-forin-gen.cc",
@@ skipping 2380 matching lines @@
   ]
 
   configs = [
     ":external_config",
     ":internal_config_base",
   ]
 }
 
 v8_fuzzer("wasm_compile_fuzzer") {
 }