Create ImageDecoder target color space

third_party/WebKit/Source/platform/image-decoders/png/PNGImageDecoder.cpp

 /*
  * Copyright (C) 2006 Apple Computer, Inc.
  * Copyright (C) Research In Motion Limited 2009-2010. All rights reserved.
  *
  * Portions are Copyright (C) 2001 mozilla.org
  *
  * Other contributors:
  *   Stuart Parmenter <stuart@mozilla.com>
  *
  * This library is free software; you can redistribute it and/or
@@ skipping 143 matching lines @@
 
   if ((colorType & PNG_COLOR_MASK_COLOR) && !m_ignoreColorSpace) {
     // We only support color profiles for color PALETTE and RGB[A] PNG.
     // Supporting color profiles for gray-scale images is slightly tricky, at
     // least using the CoreGraphics ICC library, because we expand gray-scale
     // images to RGB but we do not similarly transform the color profile. We'd
     // either need to transform the color profile or we'd need to decode into a
     // gray-scale image buffer and hand that to CoreGraphics.
     sk_sp<SkColorSpace> colorSpace = readColorSpace(png, info);
     if (colorSpace) {
-      setColorSpaceAndComputeTransform(colorSpace);
+      setEmbeddedColorSpace(colorSpace);
     }
   }
 
   if (!hasEmbeddedColorSpace()) {
     // TODO (msarett):
     // Applying the transfer function (gamma) should be handled by
     // SkColorSpaceXform.  Here we always convert to a transfer function that
     // is a 2.2 exponential.  This is a little strange given that the dst
     // transfer function is not necessarily a 2.2 exponential.
     // TODO (msarett):
@@ skipping 206 matching lines @@
   // has failed.
   if (!m_reader->decode(*m_data, onlySize) && isAllDataReceived())
     setFailed();
 
   // If decoding is done or failed, we don't need the PNGImageReader anymore.
   if (isComplete(this) || failed())
     m_reader.reset();
 }
 
 }  // namespace blink