Revert of switch colorfilters to sk_sp

src/core/SkModeColorFilter.h

Index: src/core/SkModeColorFilter.h
diff --git a/src/core/SkModeColorFilter.h b/src/core/SkModeColorFilter.h
index d73cab7932e9fc92a3b994ac5d3637d7828bee3b..44e618a3ad27b6a7479690e080755db6f32c5d16 100644
--- a/src/core/SkModeColorFilter.h
+++ b/src/core/SkModeColorFilter.h
@@ -13,14 +13,9 @@
 
 class SkModeColorFilter : public SkColorFilter {
 public:
-    static sk_sp<SkColorFilter> Make(SkColor color, SkXfermode::Mode mode) {
-        return sk_sp<SkColorFilter>(new SkModeColorFilter(color, mode));
+    static SkColorFilter* Create(SkColor color, SkXfermode::Mode mode) {
+        return new SkModeColorFilter(color, mode);
     }
-#ifdef SK_SUPPORT_LEGACY_COLORFILTER_PTR
-    static SkColorFilter* Create(SkColor color, SkXfermode::Mode mode) {
-        return Make(color, mode).release();
-    }
-#endif
 
     SkColor getColor() const { return fColor; }
     SkXfermode::Mode getMode() const { return fMode; }