Reland of [2] of "switch colorfilters to sk_sp (patchset #11 id:200001 of https://codereview.chromium.o…

include/effects/SkColorMatrixFilter.h

Index: include/effects/SkColorMatrixFilter.h
diff --git a/include/effects/SkColorMatrixFilter.h b/include/effects/SkColorMatrixFilter.h
index d71d2ed5332d1f08c822b18acee34c3e3f619106..6e74bee315c3d10bd1ca13638554d3d0f0cb8fb6 100644
--- a/include/effects/SkColorMatrixFilter.h
+++ b/include/effects/SkColorMatrixFilter.h
@@ -13,20 +13,25 @@
 
 class SK_API SkColorMatrixFilter : public SkColorFilter {
 public:
-    static SkColorFilter* Create(const SkColorMatrix& cm) {
-        return SkColorFilter::CreateMatrixFilterRowMajor255(cm.fMat);
-    }
-    static SkColorFilter* Create(const SkScalar array[20]) {
-        return SkColorFilter::CreateMatrixFilterRowMajor255(array);
-    }
-
     /**
      *  Create a colorfilter that multiplies the RGB channels by one color, and
      *  then adds a second color, pinning the result for each component to
      *  [0..255]. The alpha components of the mul and add arguments
      *  are ignored.
      */
-    static SkColorFilter* CreateLightingFilter(SkColor mul, SkColor add);
+    static sk_sp<SkColorFilter> MakeLightingFilter(SkColor mul, SkColor add);
+
+#ifdef SK_SUPPORT_LEGACY_COLORFILTER_PTR
+    static SkColorFilter* Create(const SkColorMatrix& cm) {
+        return SkColorFilter::MakeMatrixFilterRowMajor255(cm.fMat).release();
+    }
+    static SkColorFilter* Create(const SkScalar array[20]) {
+        return SkColorFilter::MakeMatrixFilterRowMajor255(array).release();
+    }
+    static SkColorFilter* CreateLightingFilter(SkColor mul, SkColor add) {
+        return MakeLightingFilter(mul, add).release();
+    }
+#endif
 };
 
 #endif