Yohei Yukawa 73065b778c Remove dead code to fix test failure due to NoSuchMethodError
This CL removes following methods from StringUtils, which are
no longer used since Id3c262386a7bc7ed75966b1395a50171abe550d3.
- #joinCommaSplittableText
- #appendToCommaSplittableTextIfNotExists

BUG: 16000850
Change-Id: Ibdc9b7e463a19cdfac788b24c0a6322d0c5850c5
2014-07-04 19:12:14 +09:00
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