Release version only checked in release builds.

 Bug 5743293
 Release version is alpha rather than numeric on non-release
 branches because the version isn't really known. In these
 branches, the version falls back to a fixed, but changing
 value. The version is disabled for these branches.

Change-Id: I1c33a0c581bbdf179cee1fb5832849186516522a
1 file changed