[turbofan] Assign appropriate types to some Date builtins.

src/compiler/access-builder.cc

Index: src/compiler/access-builder.cc
diff --git a/src/compiler/access-builder.cc b/src/compiler/access-builder.cc
index 0e6b70eeb900783c35d1680fb15dd3a1a9d40fca..80d3c8be9f5c8dd3d867e09d1db00a767f9e0440 100644
--- a/src/compiler/access-builder.cc
+++ b/src/compiler/access-builder.cc
@@ -269,6 +269,17 @@ FieldAccess AccessBuilder::ForJSTypedArrayLength() {
 }
 
 // static
+FieldAccess AccessBuilder::ForJSDateValue() {
+  FieldAccess access = {kTaggedBase,
+                        JSDate::kValueOffset,
+                        MaybeHandle<Name>(),
+                        TypeCache::Get().kJSDateValueType,
+                        MachineType::AnyTagged(),
+                        kFullWriteBarrier};
+  return access;
+}
+
+// static
 FieldAccess AccessBuilder::ForJSDateField(JSDate::FieldIndex index) {
   FieldAccess access = {kTaggedBase,
                         JSDate::kValueOffset + index * kPointerSize,