frameworks/base: Avoid Long object allocations in Long.valueOf()

Replace usages where the Long is immediately unboxed or thrown
away with Long.parseLong().
In TaskRecord.java, I also fixed up similar uses of
{Boolean,Integer}.valueOf()

Tested: built frameworks/base successfully.

Bug: 28289401
(cherry picked from commit 4bd017d6a5437f153b2b0a149a5dde0b85bf6907)

Change-Id: Icfa4708946e774f4a1bacf185c3fd11a7087017e
12 files changed