Remove destination GrRenderTargetProxy from GrPipeline

Change-Id: Ie2ee3d51220163fde8a959255dd5f6cce4e27ad8
Reviewed-on: https://skia-review.googlesource.com/c/188038
Reviewed-by: Chris Dalton <csmartdalton@google.com>
Commit-Queue: Robert Phillips <robertphillips@google.com>
diff --git a/tests/GrPipelineDynamicStateTest.cpp b/tests/GrPipelineDynamicStateTest.cpp
index edc833a..4503819 100644
--- a/tests/GrPipelineDynamicStateTest.cpp
+++ b/tests/GrPipelineDynamicStateTest.cpp
@@ -136,8 +136,7 @@
     }
     void onPrepare(GrOpFlushState*) override {}
     void onExecute(GrOpFlushState* state, const SkRect& chainBounds) override {
-        GrRenderTargetProxy* proxy = state->drawOpArgs().fProxy;
-        GrPipeline pipeline(proxy, fScissorTest, SkBlendMode::kSrc);
+        GrPipeline pipeline(fScissorTest, SkBlendMode::kSrc);
         SkSTArray<kNumMeshes, GrMesh> meshes;
         for (int i = 0; i < kNumMeshes; ++i) {
             GrMesh& mesh = meshes.emplace_back(GrPrimitiveType::kTriangleStrip);