Revert of Support Float32 output from SkColorSpaceXform

src/gpu/GrDrawContext.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 "GrBatchTest.h"
 #include "GrColor.h"
 #include "GrDrawContext.h"
@@ skipping 19 matching lines @@
 
 #include "effects/GrRRectEffect.h"
 
 #include "instanced/InstancedRendering.h"
 
 #include "text/GrAtlasTextContext.h"
 #include "text/GrStencilAndCoverTextContext.h"
 
 #include "../private/GrAuditTrail.h"
 
-#include "SkColorSpaceXform.h"
 #include "SkGr.h"
 #include "SkLatticeIter.h"
 #include "SkMatrixPriv.h"
 
 #define ASSERT_OWNED_RESOURCE(R) SkASSERT(!(R) || (R)->getContext() == fDrawingManager->getContext())
 #define ASSERT_SINGLE_OWNER \
     SkDEBUGCODE(GrSingleOwner::AutoEnforce debug_SingleOwner(fSingleOwner);)
 #define ASSERT_SINGLE_OWNER_PRIV \
     SkDEBUGCODE(GrSingleOwner::AutoEnforce debug_SingleOwner(fDrawContext->fSingleOwner);)
 #define RETURN_IF_ABANDONED        if (fDrawingManager->wasAbandoned()) { return; }
@@ skipping 39 matching lines @@
     , fColorXformFromSRGB(nullptr)
     , fSurfaceProps(SkSurfacePropsCopyOrDefault(surfaceProps))
     , fAuditTrail(auditTrail)
 #ifdef SK_DEBUG
     , fSingleOwner(singleOwner)
 #endif
 {
     if (fColorSpace) {
         // sRGB sources are very common (SkColor, etc...), so we cache that gamut transformation
         auto srgbColorSpace = SkColorSpace::NewNamed(SkColorSpace::kSRGB_Named);
-        fColorXformFromSRGB = SkColorSpaceXform::New(srgbColorSpace, fColorSpace);
+        fColorXformFromSRGB = GrColorSpaceXform::Make(srgbColorSpace.get(), fColorSpace.get());
     }
     SkDEBUGCODE(this->validate();)
 }
 
 #ifdef SK_DEBUG
 void GrDrawContext::validate() const {
     SkASSERT(fRenderTarget);
     ASSERT_OWNED_RESOURCE(fRenderTarget);
 
     if (fDrawTarget && !fDrawTarget->isClosed()) {
@@ skipping 1316 matching lines @@
 
 void GrDrawContext::drawBatch(const GrPipelineBuilder& pipelineBuilder, const GrClip& clip,
                               GrDrawBatch* batch) {
     ASSERT_SINGLE_OWNER
     RETURN_IF_ABANDONED
     SkDEBUGCODE(this->validate();)
     GR_AUDIT_TRAIL_AUTO_FRAME(fAuditTrail, "GrDrawContext::drawBatch");
 
     this->getDrawTarget()->drawBatch(pipelineBuilder, this, clip, batch);
 }