Revert of Lots of progress switching to SkColorSpace rather than SkColorProfileType

include/core/SkImageInfo.h

 /*
  * Copyright 2013 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #ifndef SkImageInfo_DEFINED
 #define SkImageInfo_DEFINED
 
@@ skipping 361 matching lines @@
         , fWidth(width)
         , fHeight(height)
         , fColorType(ct)
         , fAlphaType(at)
         , fProfileType(pt)
     {}
 };
 
 ///////////////////////////////////////////////////////////////////////////////
 
-static inline bool SkColorAndColorSpaceAreGammaCorrect(SkColorType ct, SkColorSpace* cs) {
-    // Anything with a color-space attached is gamma-correct, as is F16.
-    // To get legacy behavior, you need to ask for non-F16, with a nullptr color space.
-    return (cs != nullptr) || kRGBA_F16_SkColorType == ct;
+static inline bool SkColorAndProfileAreGammaCorrect(SkColorType ct, SkColorProfileType pt) {
+    return kSRGB_SkColorProfileType == pt || kRGBA_F16_SkColorType == ct;
 }
 
 static inline bool SkImageInfoIsGammaCorrect(const SkImageInfo& info) {
-    return SkColorAndColorSpaceAreGammaCorrect(info.colorType(), info.colorSpace());
+    return SkColorAndProfileAreGammaCorrect(info.colorType(), info.profileType());
 }
 
 #endif