Apply bleed-avoidance insets _after_ constraining the border

Source/platform/geometry/FloatRoundedRect.h

Index: Source/platform/geometry/FloatRoundedRect.h
diff --git a/Source/platform/geometry/FloatRoundedRect.h b/Source/platform/geometry/FloatRoundedRect.h
index de1529d6fd24be4cd230ca5cde47af74f6404872..487253bdee4127d520b69ac36e5d52f57a505fab 100644
--- a/Source/platform/geometry/FloatRoundedRect.h
+++ b/Source/platform/geometry/FloatRoundedRect.h
@@ -116,6 +116,8 @@ public:
     void expandRadii(float size) { m_radii.expand(size); }
     void shrinkRadii(float size) { m_radii.shrink(size); }
 
+    void shrink(const FloatRectOutsets&);
+
     // Returns a quickly computed rect enclosed by the rounded rect.
     FloatRect radiusCenterRect() const;