Rename instanceAttribSupport -> drawInstancedSupport

Change-Id: I7d8ff8597849f2b910928867842857e25a12b4b1
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/281582
Commit-Queue: Chris Dalton <csmartdalton@google.com>
Reviewed-by: Brian Salomon <bsalomon@google.com>
diff --git a/src/gpu/ops/GrFillRRectOp.cpp b/src/gpu/ops/GrFillRRectOp.cpp
index 771437c..76122e5 100644
--- a/src/gpu/ops/GrFillRRectOp.cpp
+++ b/src/gpu/ops/GrFillRRectOp.cpp
@@ -145,7 +145,7 @@
 
     const GrCaps* caps = ctx->priv().caps();
 
-    if (!caps->instanceAttribSupport()) {
+    if (!caps->drawInstancedSupport()) {
         return nullptr;
     }