Fix NTP thumbnail generation

content/browser/renderer_host/render_widget_host_view_mac.mm

Index: content/browser/renderer_host/render_widget_host_view_mac.mm
diff --git a/content/browser/renderer_host/render_widget_host_view_mac.mm b/content/browser/renderer_host/render_widget_host_view_mac.mm
index 7b46c9ba8f311467cb99edf5c05c43993e29bdc5..46653c1f12ca58bce43681f500d56fb1207f3bf7 100644
--- a/content/browser/renderer_host/render_widget_host_view_mac.mm
+++ b/content/browser/renderer_host/render_widget_host_view_mac.mm
@@ -952,7 +952,7 @@ void RenderWidgetHostViewMac::WasOccluded() {
   // occur in this specific order. However, because thumbnail generation is
   // asychronous, that operation won't run before SuspendBrowserCompositorView()
   // completes. As a result you won't get a thumbnail for the page unless you
-  // happen to switch back to it. See http://crbug.com/530707 .
+  // occur in this specific order.

[Lei Zhang, 2015/11/02 22:41:30]

This sentence sounds funny.

[shrike, 2015/11/03 18:36:23]

Sorry about that (big typo).

   render_widget_host_->WasHidden();
   SuspendBrowserCompositorView();
 }