Revert "[compiler] Ship Ignition for all TurboFan code."

src/bootstrapper.cc

Index: src/bootstrapper.cc
diff --git a/src/bootstrapper.cc b/src/bootstrapper.cc
index 0d55fb101a59a21c4b703c9331f907bb5c97cbdd..22fc30f13079a931e93579c4aa5793733fbb62a9 100644
--- a/src/bootstrapper.cc
+++ b/src/bootstrapper.cc
@@ -4061,7 +4061,7 @@ bool Genesis::InstallExtensions(Handle<Context> native_context,
           InstallExtension(isolate, "v8/statistics", &extension_states)) &&
          (!FLAG_expose_trigger_failure ||
           InstallExtension(isolate, "v8/trigger-failure", &extension_states)) &&
-         (!FLAG_trace_ignition_dispatches ||
+         (!(FLAG_ignition && FLAG_trace_ignition_dispatches) ||
           InstallExtension(isolate, "v8/ignition-statistics",
                            &extension_states)) &&
          InstallRequestedExtensions(isolate, extensions, &extension_states);