Improve watchdog explanation when system server is blocked
Improve watchdog explanation when system server is blocked

Change-Id: I5965a2b01c474cbe2a1ab342c3520b3d403d92e8

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