Plumb firing passive event listeners.

cc/trees/layer_tree_host_impl.h

Index: cc/trees/layer_tree_host_impl.h
diff --git a/cc/trees/layer_tree_host_impl.h b/cc/trees/layer_tree_host_impl.h
index 7dfaa162e192fe5fed23b49aa1f347b1c90b0c44..79063cae70d07969efa3d8ec16016c7a15d76003 100644
--- a/cc/trees/layer_tree_host_impl.h
+++ b/cc/trees/layer_tree_host_impl.h
@@ -192,8 +192,12 @@ class CC_EXPORT LayerTreeHostImpl
   bool IsCurrentlyScrollingLayerAt(
       const gfx::Point& viewport_point,
       InputHandler::ScrollInputType type) const override;
-  bool HaveWheelEventHandlersAt(const gfx::Point& viewport_point) override;
   bool DoTouchEventsBlockScrollAt(const gfx::Point& viewport_port) override;
+  uint32_t EffectiveWheelEventListenerPropertiesAt(
+      const gfx::Point& viewport_point) override;
+  uint32_t EffectiveTouchEventListenerPropertiesAt(
+      const gfx::Point& viewport_point) override;
+
   scoped_ptr<SwapPromiseMonitor> CreateLatencyInfoSwapPromiseMonitor(
       ui::LatencyInfo* latency) override;
   ScrollElasticityHelper* CreateScrollElasticityHelper() override;