[runtime] Migrate several Date builtins to C++.

src/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_H_
 #define V8_BUILTINS_H_
 
 #include "src/base/flags.h"
 #include "src/handles.h"
 
@@ skipping 51 matching lines @@
   V(ArrayPush, kNone)                                          \
   V(ArrayShift, kNone)                                         \
   V(ArraySlice, kNone)                                         \
   V(ArraySplice, kNone)                                        \
   V(ArrayUnshift, kNone)                                       \
                                                                \
   V(ArrayBufferConstructor, kTarget)                           \
   V(ArrayBufferConstructor_ConstructStub, kTargetAndNewTarget) \
   V(ArrayBufferIsView, kNone)                                  \
                                                                \
-  V(DateToPrimitive, kNone)                                    \
+  V(DateConstructor, kNone)                                    \
+  V(DateConstructor_ConstructStub, kTargetAndNewTarget)        \
+  V(DateNow, kNone)                                            \
+  V(DateParse, kNone)                                          \
+  V(DateUTC, kNone)                                            \
+  V(DatePrototypeToISOString, kNone)                           \
+  V(DatePrototypeToPrimitive, kNone)                           \
+  V(DatePrototypeValueOf, kNone)                               \
                                                                \
   V(FunctionConstructor, kTargetAndNewTarget)                  \
   V(FunctionPrototypeBind, kNone)                              \
   V(FunctionPrototypeToString, kNone)                          \
                                                                \
   V(GeneratorFunctionConstructor, kTargetAndNewTarget)         \
                                                                \
   V(GlobalEval, kTarget)                                       \
                                                                \
   V(ObjectAssign, kNone)                                       \
@@ skipping 341 matching lines @@
   friend class BuiltinFunctionTable;
   friend class Isolate;
 
   DISALLOW_COPY_AND_ASSIGN(Builtins);
 };
 
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_BUILTINS_H_