Revert "Perf: Add cpu boost for overscroller fling."

This reverts commit 995e546f8b0185481945eb615a1b41be265bf18d.
Revert "performance: Add comments for CPU FREQ usage"

This reverts commit 57ff3239c57bf82b0ce8d1d5c84322b1fff2e5fd.
Revert "performance: Add opcodes to limit maximum number of cores"

This reverts commit b3abae9061026e6f9f1794bf285d2e4b7ca7b6e5.