Revert "Revert "Make GrAtlasTextOp a non-legacy GrMeshDrawOp""

This reverts commit e3e9628ecf863f433f26bf6107d6a39ced57fe30.

Adds blendmode_mask_* benchs to blacklist for Chromecast.
Otherwise a clean revert of the revert.

Bug: skia:
Change-Id: I9f64ae55804fa4aad97c1785834281039570c56c
Reviewed-on: https://skia-review.googlesource.com/24409
Commit-Queue: Brian Salomon <bsalomon@google.com>
Reviewed-by: Brian Salomon <bsalomon@google.com>
13 files changed