[builtins] Migrate more Date builtins to TurboFan builtins.

src/objects.cc

 // Copyright 2015 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.
 
 #include "src/objects.h"
 
 #include <cmath>
 #include <iomanip>
 #include <memory>
 #include <sstream>
@@ skipping 19317 matching lines @@
     set_hour(nan, SKIP_WRITE_BARRIER);
     set_min(nan, SKIP_WRITE_BARRIER);
     set_sec(nan, SKIP_WRITE_BARRIER);
     set_weekday(nan, SKIP_WRITE_BARRIER);
   } else {
     set_cache_stamp(Smi::FromInt(DateCache::kInvalidStamp), SKIP_WRITE_BARRIER);
   }
 }
 
 
-// static
-MaybeHandle<Object> JSDate::ToPrimitive(Handle<JSReceiver> receiver,
-                                        Handle<Object> hint) {
-  Isolate* const isolate = receiver->GetIsolate();
-  if (hint->IsString()) {
-    Handle<String> hint_string = Handle<String>::cast(hint);
-    if (hint_string->Equals(isolate->heap()->number_string())) {
-      return JSReceiver::OrdinaryToPrimitive(receiver,
-                                             OrdinaryToPrimitiveHint::kNumber);
-    }
-    if (hint_string->Equals(isolate->heap()->default_string()) ||
-        hint_string->Equals(isolate->heap()->string_string())) {
-      return JSReceiver::OrdinaryToPrimitive(receiver,
-                                             OrdinaryToPrimitiveHint::kString);
-    }
-  }
-  THROW_NEW_ERROR(isolate, NewTypeError(MessageTemplate::kInvalidHint, hint),
-                  Object);
-}
-
-
 void JSDate::SetCachedFields(int64_t local_time_ms, DateCache* date_cache) {
   int days = DateCache::DaysFromTime(local_time_ms);
   int time_in_day_ms = DateCache::TimeInDay(local_time_ms, days);
   int year, month, day;
   date_cache->YearMonthDayFromDays(days, &year, &month, &day);
   int weekday = date_cache->Weekday(days);
   int hour = time_in_day_ms / (60 * 60 * 1000);
   int min = (time_in_day_ms / (60 * 1000)) % 60;
   int sec = (time_in_day_ms / 1000) % 60;
   set_cache_stamp(date_cache->stamp());
@@ skipping 993 matching lines @@
       // depend on this.
       return DICTIONARY_ELEMENTS;
     }
     DCHECK_LE(kind, LAST_ELEMENTS_KIND);
     return kind;
   }
 }
 
 }  // namespace internal
 }  // namespace v8