swith over from SkPaint::FilterLevel to SkFilterQuality

src/pipe/SkGPipeWrite.cpp

Index: src/pipe/SkGPipeWrite.cpp
diff --git a/src/pipe/SkGPipeWrite.cpp b/src/pipe/SkGPipeWrite.cpp
index be687f7d313932cacc2f8b59f920bc232370e8d1..db6c2af4dc5f4fb1a6341eef9a4c669ce6c05cb1 100644
--- a/src/pipe/SkGPipeWrite.cpp
+++ b/src/pipe/SkGPipeWrite.cpp
@@ -1136,9 +1136,9 @@ void SkGPipeCanvas::writePaint(const SkPaint& paint) {
         *ptr++ = paint.getColor();
         base.setColor(paint.getColor());
     }
-    if (base.getFilterLevel() != paint.getFilterLevel()) {
-        *ptr++ = PaintOp_packOpData(kFilterLevel_PaintOp, paint.getFilterLevel());
-        base.setFilterLevel(paint.getFilterLevel());
+    if (base.getFilterQuality() != paint.getFilterQuality()) {
+        *ptr++ = PaintOp_packOpData(kFilterLevel_PaintOp, paint.getFilterQuality());
+        base.setFilterQuality(paint.getFilterQuality());
     }
     if (base.getStyle() != paint.getStyle()) {
         *ptr++ = PaintOp_packOpData(kStyle_PaintOp, paint.getStyle());