cc: Use SkCreateColorSpaceXformCanvas for color transforms

ui/gfx/color_space.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "ui/gfx/color_space.h"
 
 #include <map>
 #include <sstream>
 
 #include "base/lazy_instance.h"
@@ skipping 399 matching lines @@
 
   // Use the parametric transfer function if no other option is available.
   SkColorSpaceTransferFn fn;
   if (!GetTransferFunction(&fn)) {
     DLOG(ERROR) << "Failed to parameterize transfer function for SkColorSpace";
     return nullptr;
   }
   return SkColorSpace::MakeRGB(fn, to_xyz_d50);
 }
 
-sk_sp<SkColorSpace> ColorSpace::ToNonlinearBlendedSkColorSpace() const {
-  if (!IsValid()) {
-    DLOG(ERROR) << "Cannot create SkColorSpace for invalid space.";
-    return nullptr;
-  }
-  if (matrix_ != MatrixID::RGB) {
-    DLOG(ERROR) << "Not creating non-RGB SkColorSpace";
-    return nullptr;
-  }
-  if (range_ != RangeID::FULL) {
-    DLOG(ERROR) << "Not creating non-full-range SkColorSpace";
-    return nullptr;
-  }
-
-  SkMatrix44 primaries;
-  GetPrimaryMatrix(&primaries);
-  SkColorSpaceTransferFn tr_fn;
-  if (!GetTransferFunction(&tr_fn)) {
-    DLOG(ERROR) << "Not creating non-parametric nonlinear-blended SkColorSpace";
-    return nullptr;
-  }
-  return SkColorSpace::MakeRGB(tr_fn, primaries,
-                               SkColorSpace::kNonLinearBlending_ColorSpaceFlag);
-}
-
 bool ColorSpace::GetICCProfile(ICCProfile* icc_profile) const {
   if (!IsValid()) {
     DLOG(ERROR) << "Cannot fetch ICCProfile for invalid space.";
     return false;
   }
   if (matrix_ != MatrixID::RGB) {
     DLOG(ERROR) << "Not creating non-RGB ICCProfile";
     return false;
   }
   if (range_ != RangeID::FULL) {
@@ skipping 375 matching lines @@
       matrix->postTranslate(-16.0f/219.0f, -15.5f/224.0f, -15.5f/224.0f);
       break;
   }
 }
 
 std::ostream& operator<<(std::ostream& out, const ColorSpace& color_space) {
   return out << color_space.ToString();
 }
 
 }  // namespace gfx