remove dead flags

src/core/SkCanvas.cpp

Index: src/core/SkCanvas.cpp
diff --git a/src/core/SkCanvas.cpp b/src/core/SkCanvas.cpp
index 68afc187a235b2aa02015bf54f9f3a5069169d2e..d72ec7ffc965755af60554decdceb7949659ee51 100644
--- a/src/core/SkCanvas.cpp
+++ b/src/core/SkCanvas.cpp
@@ -2228,10 +2228,6 @@ void SkCanvas::onDrawPath(const SkPath& path, const SkPaint& paint) {
 }
 
 bool SkCanvas::canDrawBitmapAsSprite(SkScalar x, SkScalar y, int w, int h, const SkPaint& paint) {
-#ifdef SK_SUPPORT_LEGACY_LAYER_BITMAP_IMAGEFILTERS
-    return false;
-#endif
-
     if (!paint.getImageFilter()) {
         return false;
     }