[turbofan] Optimize loads from the global object in JSTypeFeedbackSpecializer.

src/compiler.cc

Index: src/compiler.cc
diff --git a/src/compiler.cc b/src/compiler.cc
index ea5660d1e34e1224cee370833ecd2d2669ac6392..cc6e593fe1baf1a437489727126d0cfe7100adae 100644
--- a/src/compiler.cc
+++ b/src/compiler.cc
@@ -399,6 +399,7 @@ OptimizedCompileJob::Status OptimizedCompileJob::CreateGraph() {
     compiler::Pipeline pipeline(info());
     pipeline.GenerateCode();
     if (!info()->code().is_null()) {
+      info()->dependencies()->Commit(info()->code());
       return SetLastStatus(SUCCEEDED);
     }
   }