Remove extraneous semicolon

Bug: http://b/122481018

Upcoming clang update has a warning, -Wextra-semi-stmt, that warns about
extra semicolons.  Remove extra semi-colon after a switch statement.

Test: Build with new Clang.
Change-Id: Id15fed5a81103b3139cfdf72b45f06590b0fa182
1 file changed