Place cornmeal and seasoning in a zip-top plastic bag; add chicken. Seal and shake well to coat.
Melt butter in a large skillet over medium- high heat. Add chicken, and cook 6 minutes on each side or until done. Remove chicken from pan.
Coat pan with cooking spray. Add onion, bell pepper, and corn to pan; sauté 2 minutes over medium heat. Add salt and black pepper.
Combine chicken broth and cornstarch, stirring well; add to chicken, and cook until slightly thickened and bubbly. Serve corn mixture over chicken.