Remove obsolete remark from XXHDPI comment.
Remove obsolete remark from XXHDPI comment.

XXHDPI screens now make up 15% of all Android devices, so developers
should be encouraged to include assets at this density.

Change-Id: I9d845769233a71dd954b5f35246aabb774a1c40d

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