Move functions from handles.cc to where they belong.

src/bootstrapper.cc

Index: src/bootstrapper.cc
diff --git a/src/bootstrapper.cc b/src/bootstrapper.cc
index 45f55f86e2bc6ee930d0af39e7975797956f73d5..d1cc021a6fe6c9ef05d171af9f3ae8f9dc8dea33 100644
--- a/src/bootstrapper.cc
+++ b/src/bootstrapper.cc
@@ -2023,10 +2023,9 @@ static Handle<JSObject> ResolveBuiltinIdHolder(
 static void InstallBuiltinFunctionId(Handle<JSObject> holder,
                                      const char* function_name,
                                      BuiltinFunctionId id) {
-  Factory* factory = holder->GetIsolate()->factory();
-  Handle<String> name = factory->InternalizeUtf8String(function_name);
+  Isolate* isolate = holder->GetIsolate();
   Handle<Object> function_object =
-      Object::GetProperty(holder, name).ToHandleChecked();
+      Object::GetProperty(isolate, holder, function_name).ToHandleChecked();
   Handle<JSFunction> function = Handle<JSFunction>::cast(function_object);
   function->shared()->set_function_data(Smi::FromInt(id));
 }
@@ -2133,7 +2132,8 @@ bool Genesis::InstallSpecialObjects(Handle<Context> native_context) {
         false);
   }
 
-  Handle<Object> Error = GetProperty(global, "Error").ToHandleChecked();
+  Handle<Object> Error = Object::GetProperty(
+      isolate, global, "Error").ToHandleChecked();
   if (Error->IsJSObject()) {
     Handle<String> name = factory->InternalizeOneByteString(
         STATIC_ASCII_VECTOR("stackTraceLimit"));
@@ -2314,10 +2314,8 @@ bool Genesis::InstallJSBuiltins(Handle<JSBuiltinsObject> builtins) {
   HandleScope scope(isolate());
   for (int i = 0; i < Builtins::NumberOfJavaScriptBuiltins(); i++) {
     Builtins::JavaScript id = static_cast<Builtins::JavaScript>(i);
-    Handle<String> name =
-        factory()->InternalizeUtf8String(Builtins::GetName(id));
-    Handle<Object> function_object =
-        Object::GetProperty(builtins, name).ToHandleChecked();
+    Handle<Object> function_object = Object::GetProperty(
+        isolate(), builtins, Builtins::GetName(id)).ToHandleChecked();
     Handle<JSFunction> function = Handle<JSFunction>::cast(function_object);
     builtins->set_javascript_builtin(id, *function);
     if (!Compiler::EnsureCompiled(function, CLEAR_EXCEPTION)) {