Fix broken gcc 4.9.1 debug build by removing end of line noise.

In 5.6+ this issue was already fixed by:
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revno: 3091
committer: Davi Arnaut <davi.arnaut@oracle.com>
branch nick: mysql-trunk
timestamp: Mon 2011-05-16 11:30:54 -0300
message:
  Fix warnings emitted by Clang.