Refactor GrCaps::renderTargetWritePixelsSupported to support for some GL workarounds

Make indirect path in writeSurfacePixels2 use a copy rather than a draw.

Fix issue in GrVkGpu where render target dirty region is not updated after copy-as-draw

Remove unnecessary resolve of MSAA RT in GrVkCopyManager.

Splits WritePixelsNonTexture_Gpu test into MSAA and non-MSAA variants. MSAA variant blacklisted
on Adreno because of:

Bug: skia:7663

~~~~~~AND~~~~~~~

Revert "Suppress CopySurface test on Nexus 7"

This reverts commit b42b6169d52408a1712c2740655300465cd6ff1e.

Bug: skia:7658
Change-Id: I8337d718efb41e266537744bbf5ff8b1545322a7
Reviewed-on: https://skia-review.googlesource.com/110700
Reviewed-by: Brian Osman <brianosman@google.com>
Reviewed-by: Greg Daniel <egdaniel@google.com>
Commit-Queue: Brian Salomon <bsalomon@google.com>
22 files changed