Mac: Prevent NTP mousewheel events from being suppressed on Lion.

chrome/browser/resources/ntp4/page_list_view.js

Index: chrome/browser/resources/ntp4/page_list_view.js
diff --git a/chrome/browser/resources/ntp4/page_list_view.js b/chrome/browser/resources/ntp4/page_list_view.js
index abe3e826560524b9caf20477d9d7d250cedb14ae..29f367648c08417a934f7f33ae6f1fbf1b530d31 100644
--- a/chrome/browser/resources/ntp4/page_list_view.js
+++ b/chrome/browser/resources/ntp4/page_list_view.js
@@ -181,7 +181,8 @@ cr.define('ntp', function() {
       this.sliderFrame = cardSliderFrame;
       this.cardSlider = new cr.ui.CardSlider(this.sliderFrame, this.pageList,
           this.sliderFrame.offsetWidth);
-      this.cardSlider.initialize();
+      this.cardSlider.initialize(
+          templateData.isSwipeTrackingFromScrollEventsEnabled);
 
       // Handle events from the card slider.
       this.pageList.addEventListener('cardSlider:card_changed',