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

src/effects/SkBlurMaskFilter.cpp

Index: src/effects/SkBlurMaskFilter.cpp
diff --git a/src/effects/SkBlurMaskFilter.cpp b/src/effects/SkBlurMaskFilter.cpp
index 1bd708b5e0a78a6fc90873966fe3cc6c10954136..f2bcf3ed0d6abf52353af39fe59e5905d26499c9 100644
--- a/src/effects/SkBlurMaskFilter.cpp
+++ b/src/effects/SkBlurMaskFilter.cpp
@@ -816,7 +816,7 @@
 
 GR_DEFINE_FRAGMENT_PROCESSOR_TEST(GrRectBlurEffect);
 
-const GrFragmentProcessor* GrRectBlurEffect::TestCreate(GrProcessorTestData* d) {
+GrFragmentProcessor* GrRectBlurEffect::TestCreate(GrProcessorTestData* d) {
     float sigma = d->fRandom->nextRangeF(3,8);
     float width = d->fRandom->nextRangeF(200,300);
     float height = d->fRandom->nextRangeF(200,300);
@@ -997,7 +997,7 @@
 
 GR_DEFINE_FRAGMENT_PROCESSOR_TEST(GrRRectBlurEffect);
 
-const GrFragmentProcessor* GrRRectBlurEffect::TestCreate(GrProcessorTestData* d) {
+GrFragmentProcessor* GrRRectBlurEffect::TestCreate(GrProcessorTestData* d) {
     SkScalar w = d->fRandom->nextRangeScalar(100.f, 1000.f);
     SkScalar h = d->fRandom->nextRangeScalar(100.f, 1000.f);
     SkScalar r = d->fRandom->nextRangeF(1.f, 9.f);