Default font scale is 1 if not otherwise specified
Default font scale is 1 if not otherwise specified

Prevents the previous user's font scale from being used as the default.

Bug: 27187556
Change-Id: I51a66ddf2d6272bd74d433158db1c8cc54b45b6d

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