Deprecate GrDrawOp::fixedFunctionFlags()

Replaces this call with a usesMSAA() method that gets called before
finalize(), and usesStencil() which gets called after.

Bug: skia:12047
Change-Id: I860dc39e9af23a77f6ee1420d6bc648ab747b504
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/413356
Commit-Queue: Chris Dalton <csmartdalton@google.com>
Reviewed-by: Michael Ludwig <michaelludwig@google.com>
diff --git a/src/gpu/GrOpsTask.h b/src/gpu/GrOpsTask.h
index 89b1576..0d308fa 100644
--- a/src/gpu/GrOpsTask.h
+++ b/src/gpu/GrOpsTask.h
@@ -71,9 +71,8 @@
 
     void addOp(GrDrawingManager*, GrOp::Owner, GrTextureResolveManager, const GrCaps&);
 
-    void addDrawOp(GrDrawingManager*, GrOp::Owner, GrDrawOp::FixedFunctionFlags,
-                   const GrProcessorSet::Analysis&, GrAppliedClip&&, const DstProxyView&,
-                   GrTextureResolveManager, const GrCaps&);
+    void addDrawOp(GrDrawingManager*, GrOp::Owner, bool usesMSAA, const GrProcessorSet::Analysis&,
+                   GrAppliedClip&&, const DstProxyView&, GrTextureResolveManager, const GrCaps&);
 
     void discard();