Increase the amount of debug information printed out by batches

src/gpu/effects/GrSingleTextureEffect.h

Index: src/gpu/effects/GrSingleTextureEffect.h
diff --git a/src/gpu/effects/GrSingleTextureEffect.h b/src/gpu/effects/GrSingleTextureEffect.h
index 9df0cffa5a8dcc73e72574b82a26de2c2f2062c0..4169e404691cebd41de42cfed5e782a765e85746 100644
--- a/src/gpu/effects/GrSingleTextureEffect.h
+++ b/src/gpu/effects/GrSingleTextureEffect.h
@@ -21,7 +21,13 @@ class GrTexture;
  */
 class GrSingleTextureEffect : public GrFragmentProcessor {
 public:
-    virtual ~GrSingleTextureEffect();
+    ~GrSingleTextureEffect() override;
+
+    SkString dumpInfo() const override {
+        SkString str;
+        str.appendf("Texture: %d", fTextureAccess.getTexture()->getUniqueID());
+        return str;
+    }
 
 protected:
     /** unfiltered, clamp mode */