Fix bug #8194572 Chrome SIGBUS'es on launch around TextLayoutCacheKey
Fix bug #8194572 Chrome SIGBUS'es on launch around TextLayoutCacheKey

- remove remaining dirFlags
- clean method names

Change-Id: I404b643cd10321e977530528168d1d415b3f2eca

xorware/android_frameworks_base,xorware/android_frameworks_base,xorware/android_frameworks_base,xorware/android_frameworks_base,xorware/android_frameworks_base,xorware/android_frameworks_base