Implement Fill() for incomplete decodes to RGBA_F16

src/codec/SkSwizzler.h

 /*
  * Copyright 2015 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #ifndef SkSwizzler_DEFINED
 #define SkSwizzler_DEFINED
 
@@ skipping 38 matching lines @@
      *  store the rows in order.  This also improves usability for scaled and
      *  subset decodes.
      *  @param dst Where we write the output.
      *  @param src The next row of the source data.
      */
     void swizzle(void* dst, const uint8_t* SK_RESTRICT src);
 
     /**
      * Implement fill using a custom width.
      */
-    void fill(const SkImageInfo& info, void* dst, size_t rowBytes, uint32_t colorOrIndex,
+    void fill(const SkImageInfo& info, void* dst, size_t rowBytes, uint64_t colorOrIndex,
             SkCodec::ZeroInitialized zeroInit) override {
         const SkImageInfo fillInfo = info.makeWH(fAllocatedWidth, info.height());
         SkSampler::Fill(fillInfo, dst, rowBytes, colorOrIndex, zeroInit);
     }
 
     /**
      *  If fSampleX > 1, the swizzler is sampling every fSampleX'th pixel and
      *  discarding the rest.
      *
      *  This getter is currently used by SkBmpStandardCodec for Bmp-in-Ico decodes.
@@ skipping 131 matching lines @@
                                           //     fBPP is bitsPerPixel
     const int           fDstBPP;          // Bytes per pixel for the destination color type
 
     SkSwizzler(RowProc fastProc, RowProc proc, const SkPMColor* ctable, int srcOffset,
             int srcWidth, int dstOffset, int dstWidth, int srcBPP, int dstBPP);
 
     int onSetSampleX(int) override;
 
 };
 #endif // SkSwizzler_DEFINED