Revert "Revert "PixelRef now returns (nearly) everything that is currently in SkBitmap. The goal is to refactor bitmap later to remove redundancy, and more interestingly, remove the chance for a disconnect between the actual (pixelref) rowbytes and config, and the one claimed by the bitmap.""

This reverts commit 4174afb18a9746bbad2a06c0ec2d4ad35f72d790.

BUG=

Review URL: https://codereview.chromium.org/108723003

git-svn-id: http://skia.googlecode.com/svn/trunk/src@12547 2bbb7eff-a529-9590-31e7-b0007b416f81
23 files changed