add testing flag to ignore saveLayer bounds

include/core/SkCanvas.h

Index: include/core/SkCanvas.h
diff --git a/include/core/SkCanvas.h b/include/core/SkCanvas.h
index 3bf3250a0ec5b883413f45cb00139a9ca1f87721..c5494727fe50d69aeb10a4726421392b316a728b 100644
--- a/include/core/SkCanvas.h
+++ b/include/core/SkCanvas.h
@@ -1142,6 +1142,10 @@ public:
     // don't call
     GrRenderTarget* internal_private_accessTopLayerRenderTarget();
 
+    // don't call
+    static void Internal_Private_SetIgnoreSaveLayerBounds(bool);
+    static bool Internal_Private_GetIgnoreSaveLayerBounds();
+
 protected:
     // default impl defers to getDevice()->newSurface(info)
     virtual SkSurface* onNewSurface(const SkImageInfo&, const SkSurfaceProps&);