Starting to hide setFilterQuality

Bug: skia:7650
Change-Id: I511859e9b34af21d351db87b658dad970f0802a3
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/345171
Commit-Queue: Mike Reed <reed@google.com>
Reviewed-by: Mike Reed <reed@google.com>
diff --git a/fuzz/FuzzDrawFunctions.cpp b/fuzz/FuzzDrawFunctions.cpp
index 9a4d428..fb1d89c 100644
--- a/fuzz/FuzzDrawFunctions.cpp
+++ b/fuzz/FuzzDrawFunctions.cpp
@@ -15,6 +15,7 @@
 #include "include/core/SkTextBlob.h"
 #include "include/core/SkTypeface.h"
 #include "src/core/SkClipOpPriv.h"
+#include "src/core/SkPaintPriv.h"
 
 static const int kBmpSize = 24;
 static const int kMaxX = 250;
@@ -47,7 +48,7 @@
     p->setDither(b);
 
     fuzz->nextRange(&tmp_u8, 0, (int)kHigh_SkFilterQuality);
-    p->setFilterQuality(static_cast<SkFilterQuality>(tmp_u8));
+    SkPaintPriv::SetFQ(p, static_cast<SkFilterQuality>(tmp_u8));
 
     fuzz->nextRange(&tmp_u8, 0, (int)SkPaint::kLast_Cap);
     p->setStrokeCap(static_cast<SkPaint::Cap>(tmp_u8));