Add onGetBlendInfo to GrXferProcessor

src/gpu/GrPipeline.cpp

Index: src/gpu/GrPipeline.cpp
diff --git a/src/gpu/GrPipeline.cpp b/src/gpu/GrPipeline.cpp
index fc9f4eab12ecb1b4171bed990eca4f73841f0f10..c77dfeacc0aa1539268fa2f201ceabbdc2ce2232 100644
--- a/src/gpu/GrPipeline.cpp
+++ b/src/gpu/GrPipeline.cpp
@@ -71,9 +71,6 @@ GrPipeline::GrPipeline(const GrPipelineBuilder& pipelineBuilder,
     // GrPipelineBuilder's coverageProcInfo (like color above) to set this initial information.
     int firstCoverageStageIdx = 0;
 
-    GrXferProcessor::BlendInfo blendInfo;
-    fXferProcessor->getBlendInfo(&blendInfo);
-
     this->adjustProgramFromOptimizations(pipelineBuilder, optFlags, colorPOI, coveragePOI,
                                          &firstColorStageIdx, &firstCoverageStageIdx);