Cleanup of code that converts from GPU-backed resources to SkImageInfo

src/gpu/SkGr.cpp

 /*
  * Copyright 2010 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 
 #include "SkGr.h"
 #include "SkGrPriv.h"
@@ skipping 444 matching lines @@
             return kIndex_8_GrPixelConfig;
         case kGray_8_SkColorType:
             return kAlpha_8_GrPixelConfig; // TODO: gray8 support on gpu
         case kRGBA_F16_SkColorType:
             return kRGBA_half_GrPixelConfig;
     }
     SkASSERT(0);    // shouldn't get here
     return kUnknown_GrPixelConfig;
 }
 
-bool GrPixelConfigToColorAndColorSpace(GrPixelConfig config, SkColorType* ctOut,
-                                       sk_sp<SkColorSpace>* csOut) {
+bool GrPixelConfigToColorType(GrPixelConfig config, SkColorType* ctOut) {
     SkColorType ct;
-    sk_sp<SkColorSpace> cs = nullptr;
     switch (config) {
         case kAlpha_8_GrPixelConfig:
             ct = kAlpha_8_SkColorType;
             break;
         case kIndex_8_GrPixelConfig:
             ct = kIndex_8_SkColorType;
             break;
         case kRGB_565_GrPixelConfig:
             ct = kRGB_565_SkColorType;
             break;
         case kRGBA_4444_GrPixelConfig:
             ct = kARGB_4444_SkColorType;
             break;
         case kRGBA_8888_GrPixelConfig:
             ct = kRGBA_8888_SkColorType;
             break;
         case kBGRA_8888_GrPixelConfig:
             ct = kBGRA_8888_SkColorType;
             break;
         case kSRGBA_8888_GrPixelConfig:
             ct = kRGBA_8888_SkColorType;
-            cs = SkColorSpace::NewNamed(SkColorSpace::kSRGB_Named);
             break;
         case kSBGRA_8888_GrPixelConfig:
             ct = kBGRA_8888_SkColorType;
-            cs = SkColorSpace::NewNamed(SkColorSpace::kSRGB_Named);
             break;
         case kRGBA_half_GrPixelConfig:
             ct = kRGBA_F16_SkColorType;
             break;
         default:
             return false;
     }
     if (ctOut) {
         *ctOut = ct;
     }
-    if (csOut) {
-        *csOut = cs;
-    }
     return true;
 }
 
 ////////////////////////////////////////////////////////////////////////////////////////////////
 
 static inline bool blend_requires_shader(const SkXfermode::Mode mode, bool primitiveIsSrc) {
     if (primitiveIsSrc) {
         return SkXfermode::kSrc_Mode != mode;
     } else {
         return SkXfermode::kDst_Mode != mode;
@@ skipping 216 matching lines @@
         shaderFP = GrFragmentProcessor::MulOutputByInputAlpha(fp);
     }
 
     return SkPaintToGrPaintReplaceShader(context, paint, std::move(shaderFP), allowSRGBInputs,
                                          grPaint);
 }
 
 
 ////////////////////////////////////////////////////////////////////////////////////////////////
 
-SkImageInfo GrMakeInfoFromTexture(GrTexture* tex, int w, int h, bool isOpaque,
-                                  sk_sp<SkColorSpace> colorSpace) {
-#ifdef SK_DEBUG
-    const GrSurfaceDesc& desc = tex->desc();
-    SkASSERT(w <= desc.fWidth);
-    SkASSERT(h <= desc.fHeight);
-#endif
-    const GrPixelConfig config = tex->config();
-    SkColorType ct = kUnknown_SkColorType;
-    SkAlphaType at = isOpaque ? kOpaque_SkAlphaType : kPremul_SkAlphaType;
-    if (!GrPixelConfigToColorAndColorSpace(config, &ct, nullptr)) {
-        ct = kUnknown_SkColorType;
-    }
-    return SkImageInfo::Make(w, h, ct, at, std::move(colorSpace));
-}
-
 GrTextureParams::FilterMode GrSkFilterQualityToGrFilterMode(SkFilterQuality paintFilterQuality,
                                                             const SkMatrix& viewM,
                                                             const SkMatrix& localM,
                                                             bool* doBicubic) {
     *doBicubic = false;
     GrTextureParams::FilterMode textureFilterMode;
     switch (paintFilterQuality) {
         case kNone_SkFilterQuality:
             textureFilterMode = GrTextureParams::kNone_FilterMode;
             break;
@@ skipping 21 matching lines @@
             SkErrorInternals::SetError( kInvalidPaint_SkError,
                                         "Sorry, I don't understand the filtering "
                                         "mode you asked for.  Falling back to "
                                         "MIPMaps.");
             textureFilterMode = GrTextureParams::kMipMap_FilterMode;
             break;
 
     }
     return textureFilterMode;
 }