Revert "Revert "move onto new factories for SkMatrix""

This reverts commit c80ee456adf664c4a62fa2ccaeaf157c723ed656.

fix: update flutter's gn file to add guard

Change-Id: Iac5171c8475d9a862d06255dab1c6f38f10de2f2
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/291361
Reviewed-by: Mike Reed <reed@google.com>
Commit-Queue: Mike Reed <reed@google.com>
diff --git a/src/gpu/GrBlurUtils.cpp b/src/gpu/GrBlurUtils.cpp
index 66c145d..ebbfe91 100644
--- a/src/gpu/GrBlurUtils.cpp
+++ b/src/gpu/GrBlurUtils.cpp
@@ -53,7 +53,7 @@
         return false;
     }
 
-    SkMatrix matrix = SkMatrix::MakeTrans(-SkIntToScalar(maskRect.fLeft),
+    SkMatrix matrix = SkMatrix::Translate(-SkIntToScalar(maskRect.fLeft),
                                           -SkIntToScalar(maskRect.fTop));
     matrix.preConcat(viewMatrix);
     paint.addCoverageFragmentProcessor(