Add context to gfx::Screen calls in support of simultaneous desktop+ash

chrome/browser/ui/views/notifications/balloon_collection_views.cc

Index: chrome/browser/ui/views/notifications/balloon_collection_views.cc
diff --git a/chrome/browser/ui/views/notifications/balloon_collection_views.cc b/chrome/browser/ui/views/notifications/balloon_collection_views.cc
index a66ea192b14081b1c25878a961e1a38555eba63d..8e3af62f0a166d46ffcc9979dc82451389bc813e 100644
--- a/chrome/browser/ui/views/notifications/balloon_collection_views.cc
+++ b/chrome/browser/ui/views/notifications/balloon_collection_views.cc
@@ -80,7 +80,8 @@ bool BalloonCollectionImpl::IsCursorInBalloonCollection() const {
 #else
   // TODO(saintlou): Not sure if this is correct because on Windows at least
   // the following call is GetCursorPos() not GetMessagePos().
-  gfx::Point cursor(gfx::Screen::GetCursorScreenPoint());
+  // TODO(scottmg): NativeScreen might be wrong. http://crbug.com/133312
+  gfx::Point cursor(gfx::Screen::GetNativeScreen()->GetCursorScreenPoint());
 #endif
   return GetBalloonsBoundingBox().Contains(cursor);
 }