Revert "Revert "fix legacy makeRasterImage()""

This reverts commit ef29e42ef3d81a0e704cf0efcfc9937b531f0327.

Reason for revert: probably not either roll.

Original change's description:
> Revert "fix legacy makeRasterImage()"
> 
> This reverts commit 7c4ca043361f6adb3d17a9d3db2397d86bac5a2d.
> 
> Reason for revert: layout, cereal tests?
> 
> Original change's description:
> > fix legacy makeRasterImage()
> > 
> > Passing the color space down into SkImage_Lazy ends up triggering a
> > SkTransferFunctionBehavior::kRespect decode (tf(r*a)), where we want
> > ignore (tf(r)*a) to have any hope of working with the legacy backend.
> > 
> > This fix in turn needs another little extension of another old hack in
> > SkImage_Gpu for makeNonTextureImage() to keep working there.
> > 
> > Bug: skia:7479
> > 
> > Change-Id: If48ca68e95d9eee597f6b10434498049981314ba
> > Reviewed-on: https://skia-review.googlesource.com/93380
> > Commit-Queue: Mike Klein <mtklein@chromium.org>
> > Reviewed-by: Brian Osman <brianosman@google.com>
> 
> TBR=mtklein@chromium.org,brianosman@google.com
> 
> Change-Id: I65092e01d767ef1fd35563f0b79ceded3c12b267
> No-Presubmit: true
> No-Tree-Checks: true
> No-Try: true
> Bug: skia:7479
> Reviewed-on: https://skia-review.googlesource.com/93820
> Reviewed-by: Mike Klein <mtklein@google.com>
> Commit-Queue: Mike Klein <mtklein@google.com>

TBR=mtklein@chromium.org,mtklein@google.com,brianosman@google.com

Change-Id: Ic9b48d311cca152ab2e620363dd4528ed382eb88
No-Presubmit: true
No-Tree-Checks: true
No-Try: true
Bug: skia:7479
Reviewed-on: https://skia-review.googlesource.com/93960
Reviewed-by: Mike Klein <mtklein@google.com>
Commit-Queue: Mike Klein <mtklein@google.com>
4 files changed