I doubt it. Most people do not want to wear glasses. They certainly don't want to wear something even bigger and more distracting on their faces. Throat mic and earpiece I'll buy, or better yet something like the jewel Ender wore to connect to Jane. But a headpiece like Google Glass becoming as popular as touch screen interfaces? Never.
A terrorist with brains still has his edged weapon onboard. A piece of broken glass makes a fine weapon and passengers are free to bring laptops, cellphones, and tablets with glass screens aboard. Break the screen, extract a nice glass shard and all you need is a handle.
Airport security is just a big wank. Think how many people that yahoo at LAX could have killed if he really wanted to. Dozens of people trapped like cattle in the security line waiting for be mowed down.
Heinlein did believe that more should be required to obtain the franchise than a breathing, warm body. See _Expanded Universe_, a book of fiction and non-fiction essays. In it Heinlein made plain that he still embraced much of the philosophy he wrote in Starship Troopers. The book was published in 1980.