Use bit-fields for space saving in PointerEventsHitRules

Source/core/rendering/PointerEventsHitRules.h

Index: Source/core/rendering/PointerEventsHitRules.h
diff --git a/Source/core/rendering/PointerEventsHitRules.h b/Source/core/rendering/PointerEventsHitRules.h
index 21659e9d526bd7ed9bf7e1a2ce15eadd5e6a7cf9..20e0af0a89af51d1e73f97155ac8dce4dab6c49f 100644
--- a/Source/core/rendering/PointerEventsHitRules.h
+++ b/Source/core/rendering/PointerEventsHitRules.h
@@ -35,16 +35,14 @@ public:
 
     PointerEventsHitRules(EHitTesting, const HitTestRequest&, EPointerEvents);
 
-    bool requireVisible;
-    bool requireFill;
-    bool requireStroke;
-    bool canHitStroke;
-    bool canHitFill;
-    bool canHitBoundingBox;
+    unsigned requireVisible : 1;
+    unsigned requireFill : 1;
+    unsigned requireStroke : 1;
+    unsigned canHitStroke : 1;
+    unsigned canHitFill : 1;
+    unsigned canHitBoundingBox : 1;
 };
 
 }
 
 #endif
-
-// vim:ts=4:noet