Revert^2 "Add hand written assembly for mterp field reads."

This reverts commit bb502e58d8bea577fe25d82c0c1ca2a763131673.

This speeds up non-quickened code by 3% (measured on golem).

Test: ART_HEAP_POISONING=true test.py -b -r --target -t 998
Change-Id: I7161ea5ba174e8a37fa41fd63ef34fd0ec57fc36
4 files changed