Yes Google Stole From Apple And Thats A Good Thing

If we define steal� narrowly, the answer is almost certainly no.� There havent been any allegations, for example, that Google obtained a pirated copy of iOS source code and incorporated it into Android.

Source:
http://www.forbes.com/sites/timothylee/2011/10/25/yes-google-stole-from-apple-and-thats-a-good-thing/