Revert^2 "Suspend the runtime when switching interpreters."

This reverts commit 9fd68f6795eab7085986f80b1c4d00dc45a68485.

Test: art/test.py -b --host --64
Test: art/tools/run-libcore-tests.sh '--mode=host' '--variant=X64'
Test: art/tools/run-libjdwp-tests.sh '--mode=host' '--variant=X64'
Change-Id: I9d2faeb8b88ce7cf42915890c6089c725907e6dd
6 files changed