Allow F16 color type on direct raster canvases

src/core/SkCanvas.cpp

Index: src/core/SkCanvas.cpp
diff --git a/src/core/SkCanvas.cpp b/src/core/SkCanvas.cpp
index cf3b5309c48ffe0cab7f0895e77c5eb572fc3af1..f7de44a81221d06f1da8cc20a2b3541c50d9c236 100644
--- a/src/core/SkCanvas.cpp
+++ b/src/core/SkCanvas.cpp
@@ -3335,6 +3335,7 @@ static bool supported_for_raster_canvas(const SkImageInfo& info) {
         case kAlpha_8_SkColorType:
         case kRGB_565_SkColorType:
         case kN32_SkColorType:
+        case kRGBA_F16_SkColorType:
             break;
         default:
             return false;