Support the non-native (RGBA/BGRA) swizzle

BUG=skia:4456
GOLD_TRYBOT_URL= https://gold.skia.org/search2?unt=true&query=source_type%3Dgm&master=false&issue=1907593004

Review URL: https://codereview.chromium.org/1907593004
diff --git a/src/codec/SkBmpStandardCodec.h b/src/codec/SkBmpStandardCodec.h
index b2b53df..506742b 100644
--- a/src/codec/SkBmpStandardCodec.h
+++ b/src/codec/SkBmpStandardCodec.h
@@ -70,7 +70,7 @@
      * Creates the color table
      * Sets colorCount to the new color count if it is non-nullptr
      */
-    bool createColorTable(SkAlphaType alphaType, int* colorCount);
+    bool createColorTable(SkColorType colorType, SkAlphaType alphaType, int* colorCount);
 
     void initializeSwizzler(const SkImageInfo& dstInfo, const Options& opts);