Code sinking near "always throwing" method calls

Rationale:
This is a slight generalization of the recent CL
under the same description; no longer restricted
to static methods, also to virtuals with a single
target are analyzed now.

Test: test-art-host test-art-target
Change-Id: Ib618f0c545c2cd0924228338f4aa273738868eb7
4 files changed