Add method to iterate over a GrOp's GrSurfaceProxies

The extra generality of having a std::function is for MDB reordering. In the current MDB reordering world there is one pass through the surfaceProxies at creation time and a second pass after flush to create the usage intervals.

Change-Id: I3f548417eddc1dad7503d919241301e404255ffe
Reviewed-on: https://skia-review.googlesource.com/46200
Reviewed-by: Brian Osman <brianosman@google.com>
Commit-Queue: Robert Phillips <robertphillips@google.com>

1 files changed, 4 insertions, 0 deletions

diff --git a/src/gpu/ops/GrLatticeOp.cpp b/src/gpu/ops/GrLatticeOp.cpp
index ba4733d04e..64983f4e66 100644
--- a/src/gpu/ops/GrLatticeOp.cpp
+++ b/src/gpu/ops/GrLatticeOp.cpp
@@ -60,6 +60,10 @@ public:
 
     const char* name() const override { return "NonAALatticeOp"; }
 
+    void visitProxies(VisitProxyFunc func) const override {
+        fHelper.visitProxies(func);
+    }
+
     SkString dumpInfo() const override {
         SkString str;