Hide SaveFlags from the public SkCanvas API.

src/utils/SkDeferredCanvas.cpp

Index: src/utils/SkDeferredCanvas.cpp
diff --git a/src/utils/SkDeferredCanvas.cpp b/src/utils/SkDeferredCanvas.cpp
index 9f444e11f3c17bb58e0b5ca298240e4fe4ff341e..709987aa8a6dc32ab9ae92dc93f3fb6778f64a7f 100644
--- a/src/utils/SkDeferredCanvas.cpp
+++ b/src/utils/SkDeferredCanvas.cpp
@@ -699,14 +699,22 @@ bool SkDeferredCanvas::isFullFrame(const SkRect* rect,
 }
 
 void SkDeferredCanvas::willSave(SaveFlags flags) {
-    this->drawingCanvas()->save(flags);
+    this->drawingCanvas()->save(
+#ifdef SK_SUPPORT_LEGACY_SAVEFLAGS
+                               flags
+#endif
+                               );
     this->recordedDrawCommand();
     this->INHERITED::willSave(flags);
 }
 
 SkCanvas::SaveLayerStrategy SkDeferredCanvas::willSaveLayer(const SkRect* bounds,
                                                             const SkPaint* paint, SaveFlags flags) {
-    this->drawingCanvas()->saveLayer(bounds, paint, flags);
+    this->drawingCanvas()->saveLayer(bounds, paint
+#ifdef SK_SUPPORT_LEGACY_SAVEFLAGS
+                                     , flags
+#endif
+                                     );
     this->recordedDrawCommand();
     this->INHERITED::willSaveLayer(bounds, paint, flags);
     // No need for a full layer.