I've been checking out my copy this morning. I pulled out my Giant-Size Defenders #1 to compare. The reprinted material is colored in the Masterworks exactly as it is in the Giant-Size (ie. Cory didn't just use the previously Masterworked files - he re-did everything to match the Giant-Size). Well Done!!

For your Non-Team enjoyment, here is an editorial that was in the GS but didn't make the Masterworks: