Revert "Refactor code around JIT creation."

This reverts commit 7a2c7c2f7062d9fef21b72ff9c10ca8ef863eb8b.

Reason for revert: Breaks boot in debug mode

Bug: 119800099
Change-Id: I6d015b04c480f76824ead936238cbf49b164b7e3
Test: N/A
10 files changed