Remove unnecessary getColorSpace() API from SkCodec

include/codec/SkEncodedInfo.h

 /*
  * Copyright 2016 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #ifndef SkEncodedInfo_DEFINED
 #define SkEncodedInfo_DEFINED
 
@@ skipping 99 matching lines @@
                 break;
         }
 
         return SkEncodedInfo(color, alpha, bitsPerComponent);
     }
 
     /*
      * Returns an SkImageInfo with Skia color and alpha types that are the
      * closest possible match to the encoded info.
      */
-    SkImageInfo makeImageInfo(int width, int height, const sk_sp<SkColorSpace>& colorSpace) const {
+    SkImageInfo makeImageInfo(int width, int height, sk_sp<SkColorSpace> colorSpace) const {
         switch (fColor) {
             case kGray_Color:
                 SkASSERT(kOpaque_Alpha == fAlpha);
                 return SkImageInfo::Make(width, height, kGray_8_SkColorType,
                                          kOpaque_SkAlphaType, colorSpace);
             case kGrayAlpha_Color:
                 SkASSERT(kOpaque_Alpha != fAlpha);
                 return SkImageInfo::Make(width, height, kN32_SkColorType,
                         kUnpremul_SkAlphaType, colorSpace);
             case kPalette_Color: {
                 SkAlphaType alphaType = (kOpaque_Alpha == fAlpha) ? kOpaque_SkAlphaType :
                         kUnpremul_SkAlphaType;
                 return SkImageInfo::Make(width, height, kIndex_8_SkColorType,
                                          alphaType, colorSpace);
             }
             case kRGB_Color:
             case kBGR_Color:
             case kBGRX_Color:
             case kYUV_Color:
             case kInvertedCMYK_Color:
             case kYCCK_Color:
                 SkASSERT(kOpaque_Alpha == fAlpha);
                 return SkImageInfo::Make(width, height, kN32_SkColorType,
                                          kOpaque_SkAlphaType, colorSpace);
             case kRGBA_Color:
             case kBGRA_Color:
             case kYUVA_Color:
                 SkASSERT(kOpaque_Alpha != fAlpha);
                 return SkImageInfo::Make(width, height, kN32_SkColorType,
-                                         kUnpremul_SkAlphaType, colorSpace);
+                                         kUnpremul_SkAlphaType, std::move(colorSpace));
             default:
                 SkASSERT(false);
                 return SkImageInfo::MakeUnknown();
         }
     }
 
     Color color() const { return fColor; }
     Alpha alpha() const { return fAlpha; }
     uint8_t bitsPerComponent() const { return fBitsPerComponent; }
 
@@ skipping 29 matching lines @@
         , fAlpha(alpha)
         , fBitsPerComponent(bitsPerComponent)
     {}
 
     Color   fColor;
     Alpha   fAlpha;
     uint8_t fBitsPerComponent;
 };
 
 #endif