Fix for copy surface not handling dirty context

src/gpu/GrTest.cpp

Index: src/gpu/GrTest.cpp
diff --git a/src/gpu/GrTest.cpp b/src/gpu/GrTest.cpp
index a2efb4829beee513b07ff84a46dcdc655e16aa50..2b649dbb7b5b023aa02b754a9136ec243e39009e 100644
--- a/src/gpu/GrTest.cpp
+++ b/src/gpu/GrTest.cpp
@@ -171,10 +171,10 @@ public:
 
     void discard(GrRenderTarget*) override {}
 
-    bool copySurface(GrSurface* dst,
-                     GrSurface* src,
-                     const SkIRect& srcRect,
-                     const SkIPoint& dstPoint) override { return false; };
+    bool onCopySurface(GrSurface* dst,
+                       GrSurface* src,
+                       const SkIRect& srcRect,
+                       const SkIPoint& dstPoint) override { return false; };
 
     bool initCopySurfaceDstDesc(const GrSurface* src, GrSurfaceDesc* desc) const override {
         return false;