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

chrome/browser/ui/views/tabs/tab_drag_controller.cc

Index: chrome/browser/ui/views/tabs/tab_drag_controller.cc
diff --git a/chrome/browser/ui/views/tabs/tab_drag_controller.cc b/chrome/browser/ui/views/tabs/tab_drag_controller.cc
index b1c1e17915c0cf99ea354d2fc6c0c55e3a5577d3..65fd89542b25e4fecb8d3d0ac9c702b8ebe0190f 100644
--- a/chrome/browser/ui/views/tabs/tab_drag_controller.cc
+++ b/chrome/browser/ui/views/tabs/tab_drag_controller.cc
@@ -673,7 +673,9 @@ gfx::Point TabDragController::GetWindowCreatePoint(
 
   // If the cursor is outside the monitor area, move it inside. For example,
   // dropping a tab onto the task bar on Windows produces this situation.
-  gfx::Rect work_area = gfx::Screen::GetDisplayNearestPoint(origin).work_area();
+  gfx::Rect work_area = gfx::Screen::GetScreenFor(
+      source_tabstrip_->GetWidget()->GetNativeView())->
+          GetDisplayNearestPoint(origin).work_area();
   gfx::Point create_point(origin);
   if (!work_area.IsEmpty()) {
     if (create_point.x() < work_area.x())
@@ -1988,7 +1990,8 @@ gfx::Point TabDragController::GetCursorScreenPoint() {
     return touch_point;
   }
 #endif
-  return gfx::Screen::GetCursorScreenPoint();
+  return gfx::Screen::GetScreenFor(
+      GetAttachedBrowserWidget()->GetNativeView())->GetCursorScreenPoint();
 }
 
 gfx::Point TabDragController::GetWindowOffset(