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

ui/views/widget/tooltip_manager_aura.cc

Index: ui/views/widget/tooltip_manager_aura.cc
diff --git a/ui/views/widget/tooltip_manager_aura.cc b/ui/views/widget/tooltip_manager_aura.cc
index 0636daea18a4d948f1762f299e5c9065b1f57fb9..9043e06b1ac75acb815cd754cd652cea72c06609 100644
--- a/ui/views/widget/tooltip_manager_aura.cc
+++ b/ui/views/widget/tooltip_manager_aura.cc
@@ -30,7 +30,8 @@ gfx::Font TooltipManager::GetDefaultFont() {
 // static
 int TooltipManager::GetMaxWidth(int x, int y) {
   gfx::Rect monitor_bounds =
-      gfx::Screen::GetDisplayNearestPoint(gfx::Point(x, y)).bounds();
+      gfx::Screen::GetDisplayNearestPoint(
+          gfx::Screen::BadTwoWorldsContext(), gfx::Point(x, y)).bounds();
   return (monitor_bounds.width() + 1) / 2;
 }