Fix DCHECKs about clinit checks in Optimizing's code generators.

These assertions are not true for the baseline compiler.  As
a temporary workaround, remove a clinit check as last input
of a static invoke if it is still present at the stage of
code generation.

Change-Id: I5655f4a0873e2e7ee7790b6a341c18b4b7b52af1
6 files changed