Increase the amount of debug information printed out by batches

src/effects/SkArithmeticMode_gpu.h

 /*
  * Copyright 2015 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #ifndef SkArithmeticMode_gpu_DEFINED
 #define SkArithmeticMode_gpu_DEFINED
 
@@ skipping 22 matching lines @@
 public:
     static const GrFragmentProcessor* Create(float k1, float k2, float k3, float k4,
                                              bool enforcePMColor, const GrFragmentProcessor* dst) {
         return new GrArithmeticFP(k1, k2, k3, k4, enforcePMColor, dst);
     }
 
     ~GrArithmeticFP() override {};
 
     const char* name() const override { return "Arithmetic"; }
 
+    SkString dumpInfo() const override {
+        SkString str;
+        str.appendf("K1: %.2f K2: %.2f K3: %.2f K4: %.2f", fK1, fK2, fK3, fK4);
+        return str;
+    }
+
     float k1() const { return fK1; }
     float k2() const { return fK2; }
     float k3() const { return fK3; }
     float k4() const { return fK4; }
     bool enforcePMColor() const { return fEnforcePMColor; }
 
 private:
     GrGLFragmentProcessor* onCreateGLInstance() const override;
 
     void onGetGLProcessorKey(const GrGLSLCaps& caps, GrProcessorKeyBuilder* b) const override;
@@ skipping 60 matching lines @@
     GR_DECLARE_XP_FACTORY_TEST;
 
     float                       fK1, fK2, fK3, fK4;
     bool                        fEnforcePMColor;
 
     typedef GrXPFactory INHERITED;
 };
 
 #endif
 #endif