Add methods with samples during launch to profile

Add methods with samples during launch to profile

For the snapshot taken after application launch we look at all of
the methods with one or more samples.

Launch time:
books: 1933ms -> 1457ms (33% speedup).
plus: 1361ms -> 1260ms (8% speedup)
music: 3085ms -> 2963ms (4% speedup)
maps: 1583ms -> 1390ms (14% speedup)

Oat sizes:
books: 10871424 -> 13365888 (+23%)
plus: 17715624 -> 19493288 (+13%)
music: 17076864 -> 18289280 (+7%)
maps: 32264832 -> 35787392 (+12%)

Bug: 28750506

Change-Id: I3a955dc74b41a96911254ac5087de77bea2267c7