cc: Specify rasterization color space

ui/gfx/color_space.h

 // 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.
 
 #ifndef UI_GFX_COLOR_SPACE_H_
 #define UI_GFX_COLOR_SPACE_H_
 
 #include <stdint.h>
 
 #include "base/gtest_prod_util.h"
@@ skipping 126 matching lines @@
   bool operator==(const ColorSpace& other) const;
   bool operator!=(const ColorSpace& other) const;
   bool operator<(const ColorSpace& other) const;
 
   bool IsHDR() const;
 
   // This will return nullptr for non-RGB spaces, spaces with non-FULL
   // range, and unspecified spaces.
   sk_sp<SkColorSpace> ToSkColorSpace() const;
 
+  // Return an SkColorSpace that represents this color space, with output-space
+  // blending (which is only linear for color spaces with a linear tranasfer
+  // function.

[enne (OOO), 2017/03/02 01:40:08]

missing parenthesis here

[ccameron, 2017/03/03 00:36:04]

Done.

+  sk_sp<SkColorSpace> ToNonlinearBlendedSkColorSpace() const;
+
   // Populate |icc_profile| with an ICC profile that represents this color
   // space. Returns false if this space is not representable. This ICC profile
   // will be constructed ignoring the range adjust and transfer matrices (this
   // is to match the IOSurface interface which takes the ICC profile and range
   // and transfer matrices separately).
   bool GetICCProfile(ICCProfile* icc_profile) const;
 
   void GetPrimaryMatrix(SkMatrix44* to_XYZD50) const;
   bool GetTransferFunction(SkColorSpaceTransferFn* fn) const;
   bool GetInverseTransferFunction(SkColorSpaceTransferFn* fn) const;
@@ skipping 25 matching lines @@
   friend class ColorTransform;
   friend class ColorTransformInternal;
   friend class ColorSpaceWin;
   friend struct IPC::ParamTraits<gfx::ColorSpace>;
   FRIEND_TEST_ALL_PREFIXES(SimpleColorSpace, GetColorSpace);
 };
 
 }  // namespace gfx
 
 #endif  // UI_GFX_COLOR_SPACE_H_