Remove "content" rect from GrTextureAdjuster.

Since we got rid of texture-backed bitmaps this is no longer required.

Change-Id: Id15c745994a3d6a1489e193b5d29916fa0931264
Reviewed-on: https://skia-review.googlesource.com/36340
Commit-Queue: Brian Salomon <bsalomon@google.com>
Reviewed-by: Robert Phillips <robertphillips@google.com>
10 files changed