mozilla-b2g/gaia — pull request #6224 by gordonbrander (2012-11-07 02:29:06+00:00)
Title: Bug 809294 - Perf: use background for dial notches

Old implementation uses floated div elements for every notch in the FM
Radio dial. This commit updates dial to use a background image for the
notches. The difference in responsiveness is dramatic.