Implement Fill() for incomplete decodes to RGBA_F16

src/codec/SkBmpStandardCodec.cpp

 /*
  * Copyright 2015 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #include "SkBmpStandardCodec.h"
 #include "SkCodecPriv.h"
 #include "SkColorPriv.h"
@@ skipping 284 matching lines @@
             int modulus;
             SkTDivMod(srcX, 8, &quotient, &modulus);
             uint32_t shift = 7 - modulus;
             uint32_t alphaBit = (fSrcBuffer.get()[quotient] >> shift) & 0x1;
             dstRow[dstX] &= alphaBit - 1;
             srcX += sampleX;
         }
     }
 }
 
-uint32_t SkBmpStandardCodec::onGetFillValue(SkColorType colorType) const {
+uint64_t SkBmpStandardCodec::onGetFillValue(const SkImageInfo& dstInfo) const {
     const SkPMColor* colorPtr = get_color_ptr(fColorTable.get());
     if (colorPtr) {
-        return get_color_table_fill_value(colorType, colorPtr, 0);
+        return get_color_table_fill_value(dstInfo.colorType(), dstInfo.alphaType(), colorPtr, 0,
+                                          nullptr);
     }
-    return INHERITED::onGetFillValue(colorType);
+    return INHERITED::onGetFillValue(dstInfo);
 }