Pass Arenas* to GrOpsTask and GrOps instead of multiple pointers to each pool type

Change-Id: I47ac0b069334cb9702473b1bb923f585712f38ce
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/261087
Commit-Queue: Michael Ludwig <michaelludwig@google.com>
Reviewed-by: Robert Phillips <robertphillips@google.com>
diff --git a/src/gpu/ops/GrFillRectOp.cpp b/src/gpu/ops/GrFillRectOp.cpp
index 68c932f..4c6bfda 100644
--- a/src/gpu/ops/GrFillRectOp.cpp
+++ b/src/gpu/ops/GrFillRectOp.cpp
@@ -288,7 +288,8 @@
         flushState->executeDrawsAndUploadsForMeshDrawOp(this, chainBounds, pipeline);
     }
 
-    CombineResult onCombineIfPossible(GrOp* t, SkArenaAlloc*, const GrCaps& caps) override {
+    CombineResult onCombineIfPossible(GrOp* t, GrRecordingContext::Arenas*,
+                                      const GrCaps& caps) override {
         TRACE_EVENT0("skia.gpu", TRACE_FUNC);
         const auto* that = t->cast<FillRectOp>();