Create SkColorSpaceXform to handle color conversions

src/codec/SkJpegCodec.h

Index: src/codec/SkJpegCodec.h
diff --git a/src/codec/SkJpegCodec.h b/src/codec/SkJpegCodec.h
index f8cddd0221ae05c9ce6b9a39de906ddb69bf6923..d029f0fb48452b0f87783eaf39156410027fb856 100644
--- a/src/codec/SkJpegCodec.h
+++ b/src/codec/SkJpegCodec.h
@@ -58,6 +58,8 @@ protected:
 
     bool onDimensionsSupported(const SkISize&) override;
 
+    sk_sp<SkData> getICCData() const override { return fICCData; }
+
 private:
 
     /*
@@ -92,7 +94,8 @@ private:
      *                   takes ownership
      */
     SkJpegCodec(int width, int height, const SkEncodedInfo& info, SkStream* stream,
-            JpegDecoderMgr* decoderMgr, sk_sp<SkColorSpace> colorSpace, Origin origin);
+            JpegDecoderMgr* decoderMgr, sk_sp<SkColorSpace> colorSpace, sk_sp<SkData> iccData,
+            Origin origin);
 
     /*
      * Checks if the conversion between the input image and the requested output
@@ -123,6 +126,8 @@ private:
     SkIRect                    fSwizzlerSubset;
     SkAutoTDelete<SkSwizzler>  fSwizzler;
     
+    sk_sp<SkData>              fICCData;
+
     typedef SkCodec INHERITED;
 };