Remove requirement of a ProfilingInfo for jitted code.

When pre-jitting (zygote or system server in jit zygote mode),
the profiling info is just memory overhead. Remove the need to have
one.

Bug: 119800099
Test: boot, testrunner.py --jit
Change-Id: Ie74d870eebef72c903225542e9b41dfe98132419
8 files changed