[snapshot] Move builtins generation into mksnapshot

src/interpreter/setup-interpreter-deserialize.cc

+// Copyright 2017 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/interpreter/interpreter.h"
+
+#include "src/flags.h"
+#include "src/ostreams.h"
+
+namespace v8 {
+namespace internal {
+namespace interpreter {
+
+void Interpreter::Initialize() {
+#ifdef V8_USE_SNAPSHOT
+  if (FLAG_trace_ignition || FLAG_trace_ignition_codegen ||
+      FLAG_trace_ignition_dispatches) {
+    OFStream os(stdout);
+    os << "Warning: --trace-ignition-* flags must be passed at mksnapshot "
+       << "time or used with nosnapshot builds." << std::endl;
+  }
+#endif
+  DCHECK(IsDispatchTableInitialized());
+}
+
+}  // namespace interpreter
+}  // namespace internal
+}  // namespace v8