Remove SkAutoTUnref and SkAutoTDelete from public includes.

src/gpu/GrContextPriv.h

Index: src/gpu/GrContextPriv.h
diff --git a/src/gpu/GrContextPriv.h b/src/gpu/GrContextPriv.h
index 29eb151b6cc9f88a71917ca20a77fde05b46d0ce..398fc8a54915ce98d306beba81f7845869011532 100644
--- a/src/gpu/GrContextPriv.h
+++ b/src/gpu/GrContextPriv.h
@@ -15,7 +15,7 @@
     data members or virtual methods. */
 class GrContextPriv {
 public:
-    GrDrawingManager* drawingManager() { return fContext->fDrawingManager; }
+    GrDrawingManager* drawingManager() { return fContext->fDrawingManager.get(); }
 
     // Create a drawContext that wraps an existing renderTarget
     sk_sp<GrDrawContext> makeWrappedDrawContext(sk_sp<GrRenderTarget> rt,