* src/vm/options.h, src/vm/options.c (getloadingtime): Renamed to

* src/vm/options.h, src/vm/options.c (getloadingtime): Renamed to
opt_getloadingtime. Only defined for ENABLE_STATISTICS.
(getcompilingtime): Renamed to opt_getcompilingtime.
Only defined for ENABLE_STATISTICS.

* src/vm/loader.c (getloadingtime, getcompilingtime): Renamed.
* src/vm/jit/jit.c: Likewise.
* src/vm/linker.c: Likewise.
* src/native/vm/VMClassLoader.c: Likewise.

* src/vm/vm.c (OPT_TIME): Only defined for ENABLE_STATISTICS.

* configure.ac (--enable-statistics): Now statistics are disabled by
default.