Remove canApplyCoverage from XP and all related functions in gpu code.

src/gpu/GrPipelineBuilder.cpp

 /*
  * Copyright 2015 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #include "GrPipelineBuilder.h"
 
 #include "GrBlend.h"
@@ skipping 64 matching lines @@
     this->setState(GrPipelineBuilder::kDither_StateBit, paint.isDither());
     this->setState(GrPipelineBuilder::kHWAntialias_StateBit, paint.isAntiAlias());
 
     fColorProcInfoValid = false;
     fCoverageProcInfoValid = false;
 
     fColorCache = GrColor_ILLEGAL;
     fCoverageCache = GrColor_ILLEGAL;
 }
 
-////////////////////////////////////////////////////////////////////////////////
-
-bool GrPipelineBuilder::canUseFracCoveragePrimProc(GrColor color,
-                                                   const GrDrawTargetCaps& caps) const {
-    if (caps.dualSourceBlendingSupport()) {
-        return true;
-    }
-
-    this->calcColorInvariantOutput(color);
-
-    // The coverage isn't actually white, its unknown, but this will produce the same effect
-    // TODO we want to cache the result of this call, but we can probably clean up the interface
-    // so we don't have to pass in a seemingly known coverage
-    this->calcCoverageInvariantOutput(GrColor_WHITE);
-    return this->getXPFactory()->canApplyCoverage(fColorProcInfo, fCoverageProcInfo);
-}
-
 //////////////////////////////////////////////////////////////////////////////s
 
 bool GrPipelineBuilder::willXPNeedDstCopy(const GrDrawTargetCaps& caps,
                                           const GrProcOptInfo& colorPOI,
                                           const GrProcOptInfo& coveragePOI) const {
     return this->getXPFactory()->willNeedDstCopy(caps, colorPOI, coveragePOI);
 }
 
 void GrPipelineBuilder::AutoRestoreEffects::set(GrPipelineBuilder* pipelineBuilder) {
     if (fPipelineBuilder) {
@@ skipping 80 matching lines @@
 void GrPipelineBuilder::calcCoverageInvariantOutput(GrColor coverage) const {
     if (!fCoverageProcInfoValid || coverage != fCoverageCache) {
         GrColorComponentFlags flags = kRGBA_GrColorComponentFlags;
         fCoverageProcInfo.calcWithInitialValues(fCoverageStages.begin(),
                                                 this->numCoverageStages(), coverage, flags,
                                                 true);
         fCoverageProcInfoValid = true;
         fCoverageCache = coverage;
     }
 }