Revert "Implement srcRect and dstRect functionality in SkBitmapSource. This is required for the "preserveAspectRatio" options of SVG's feImage. Covered by new GM "bitmapsource"." until I can sort out the xfermodeimagefilter and tileimagefilter failures.

This reverts commit b26725c8c9755415284c34399e76be098868e01a, aka r12522.

BUG=
TBR=reed@google.com

Review URL: https://codereview.chromium.org/107093005

git-svn-id: http://skia.googlecode.com/svn/trunk@12523 2bbb7eff-a529-9590-31e7-b0007b416f81
4 files changed