[builtins] Migrate the leftover Boolean setup to C++.

src/builtins.cc

 // Copyright 2012 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/builtins.h"
 
 #include "src/api.h"
 #include "src/api-natives.h"
 #include "src/arguments.h"
 #include "src/base/once.h"
@@ skipping 2328 matching lines @@
   ASSIGN_RETURN_FAILURE_ON_EXCEPTION(
       isolate, initial_map,
       JSFunction::GetDerivedMap(isolate, target, new_target));
   Handle<JSValue> result = Handle<JSValue>::cast(
       isolate->factory()->NewJSObjectFromMap(initial_map));
   result->set_value(isolate->heap()->ToBoolean(value->BooleanValue()));
   return *result;
 }
 
 
+// ES6 section 19.3.3.2 Boolean.prototype.toString ( )
+BUILTIN(BooleanPrototypeToString) {
+  HandleScope scope(isolate);
+  Handle<Object> receiver = args.receiver();
+  if (receiver->IsJSValue()) {
+    receiver = handle(Handle<JSValue>::cast(receiver)->value(), isolate);
+  }
+  if (!receiver->IsBoolean()) {
+    THROW_NEW_ERROR_RETURN_FAILURE(
+        isolate, NewTypeError(MessageTemplate::kNotGeneric,
+                              isolate->factory()->NewStringFromAsciiChecked(
+                                  "Boolean.prototype.toString")));
+  }
+  return Handle<Oddball>::cast(receiver)->to_string();
+}
+
+
+// ES6 section 19.3.3.3 Boolean.prototype.valueOf ( )
+BUILTIN(BooleanPrototypeValueOf) {
+  HandleScope scope(isolate);
+  Handle<Object> receiver = args.receiver();
+  if (receiver->IsJSValue()) {
+    receiver = handle(Handle<JSValue>::cast(receiver)->value(), isolate);
+  }
+  if (!receiver->IsBoolean()) {
+    THROW_NEW_ERROR_RETURN_FAILURE(
+        isolate, NewTypeError(MessageTemplate::kNotGeneric,
+                              isolate->factory()->NewStringFromAsciiChecked(
+                                  "Boolean.prototype.valueOf")));
+  }
+  return *receiver;
+}
+
+
 // -----------------------------------------------------------------------------
 // ES6 section 20.3 Date Objects
 
 
 namespace {
 
 // ES6 section 20.3.1.1 Time Values and Time Range
 const double kMinYear = -1000000.0;
 const double kMaxYear = -kMinYear;
 const double kMinMonth = -10000000.0;
@@ skipping 2059 matching lines @@
 BUILTIN_LIST_C(DEFINE_BUILTIN_ACCESSOR_C)
 BUILTIN_LIST_A(DEFINE_BUILTIN_ACCESSOR_A)
 BUILTIN_LIST_H(DEFINE_BUILTIN_ACCESSOR_H)
 BUILTIN_LIST_DEBUG_A(DEFINE_BUILTIN_ACCESSOR_A)
 #undef DEFINE_BUILTIN_ACCESSOR_C
 #undef DEFINE_BUILTIN_ACCESSOR_A
 
 
 }  // namespace internal
 }  // namespace v8