Revert of Change SkShader;asFragmentProcessor signature to no longer take skpaint\grcolor*

src/effects/gradients/SkTwoPointConicalGradient.h

Index: src/effects/gradients/SkTwoPointConicalGradient.h
diff --git a/src/effects/gradients/SkTwoPointConicalGradient.h b/src/effects/gradients/SkTwoPointConicalGradient.h
index 17ed32b01875860bc68588983ed6d62b993adead..8bba9e1b7f0ad5523436786ec44e8ea3c2de8855 100644
--- a/src/effects/gradients/SkTwoPointConicalGradient.h
+++ b/src/effects/gradients/SkTwoPointConicalGradient.h
@@ -59,10 +59,9 @@
     };
 
     SkShader::GradientType asAGradient(GradientInfo* info) const  override;
-#if SK_SUPPORT_GPU
-    const GrFragmentProcessor* asFragmentProcessor(GrContext*, const SkMatrix&, const SkMatrix*,
-        SkFilterQuality, GrProcessorDataManager*) const override;
-#endif
+    bool asFragmentProcessor(GrContext*, const SkPaint&, const SkMatrix&, const SkMatrix*,
+                             GrColor*, GrProcessorDataManager*,
+                             GrFragmentProcessor**) const override;
     bool isOpaque() const override;
 
     SkScalar getCenterX1() const { return SkPoint::Distance(fCenter1, fCenter2); }