Don't warn for frame size in tests.

The libc++ update I'm working on trips this (seems to be related to
string constructors now being inlined, but I can't say for sure). ART
itself is still under the limits.

Test: mm
Bug: None
Change-Id: Ic23c3e3aadc8db625767d8ecc727aec84f1e4603
1 file changed