Revert "Interpreter: Add support for direct handle invokes on methods."

This reverts commit e5cd2cd7d0f8e1332f25edfd2798d84fec871f10.

Reverting due to flakiness in 956-methodhandles. Flakiness will be
fixed by 67f0929710a4489e3603383e57c9d236920654aa but might take time
to submit.

Change-Id: Ifdda5d3caca62d16d21cefaab7742fb2e8ca6969
6 files changed