Created attachment 408776 [details] [diff] [review]
Use EnableElementById instead of EnableTextbox
The radio buttons that change which text is searched during find as you type in the Keyboard Navigation preference panel are not disabled when find as you type is disabled.
Pushed to comm-1.9.1: http://hg.mozilla.org/releases/comm-1.9.1/rev/ecb87f07b416
Pushed to comm-central: http://hg.mozilla.org/comm-central/rev/28d66f0a842e