COMP: Fixed building review statistics with gcc 4.7.

Change-Id: I0e4cb72c7c7d9fedf4f36e68e9490cc0b1f2f96c
Merge branch 'gcc4.7_review_statistics' into release-3.20

Change-Id: I1c246c7a138b3088b1c2786fb2636f3bb1faaaa9