Switch from querying swizzle on caps to using swizzles stored on proxies.

Change-Id: I03f4a3affd6dda7a83bee8eec768dcaa93a6b801
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/220534
Reviewed-by: Brian Salomon <bsalomon@google.com>
Commit-Queue: Greg Daniel <egdaniel@google.com>
diff --git a/src/gpu/ops/GrDrawPathOp.cpp b/src/gpu/ops/GrDrawPathOp.cpp
index 0367876..57f4546 100644
--- a/src/gpu/ops/GrDrawPathOp.cpp
+++ b/src/gpu/ops/GrDrawPathOp.cpp
@@ -51,6 +51,7 @@
     args.fCaps = &state.caps();
     args.fResourceProvider = state.resourceProvider();
     args.fDstProxy = state.drawOpArgs().fDstProxy;
+    args.fOutputSwizzle = state.drawOpArgs().fOutputSwizzle;
     return args;
 }