Revert "JNI: Rewrite locking for synchronized methods."

This reverts commit c17656bcf477e57d59ff051037c96994fd0ac8f2.

Reason for revert: Broke tests.
At least the arm64 macro UNLOCK_OBJECT_FAST_PATH uses
an incorrect label for one branch to slow path.

Bug: 172332525
Bug: 207408813
Change-Id: I6764dcfcba3b3d780fc13a66d6e676a3e3946a0f
(cherry picked from commit 02e0eb7eef35b03ae9eed60f02c889a6be400de9)
Merged-In:I6764dcfcba3b3d780fc13a66d6e676a3e3946a0f
32 files changed