Test for https://bugs.webkit.org/show_bug.cgi?id=7023 Searching in text areas.

Lorem ipt amet
Target m matched at:
    outer text before, at offset 9
    text control, at offset 2
    outer text after, at offset 3
Target s matched at:
    text control, at offset 0
    text control, at offset 10
Target si matched at:
    text control, at offset 10
Target rem matched at:
    outer text before, at offset 7
Target ipsum not matched
Target sit not matched
Target amet matched at:
    outer text after, at offset 2

