Cancel drag if display configuration changes.

ui/views/widget/native_widget_aura.cc

Index: ui/views/widget/native_widget_aura.cc
diff --git a/ui/views/widget/native_widget_aura.cc b/ui/views/widget/native_widget_aura.cc
index 764334c0a52a8856296c9d5200ac845e452bd5e1..e3adaa1895a641f3b4db29393aec588e8dc6fe8e 100644
--- a/ui/views/widget/native_widget_aura.cc
+++ b/ui/views/widget/native_widget_aura.cc
@@ -675,9 +675,10 @@ Widget::MoveLoopResult NativeWidgetAura::RunMoveLoop(
   if (window_->parent() &&
       aura::client::GetWindowMoveClient(window_->parent())) {
     SetCapture();
-    aura::client::GetWindowMoveClient(window_->parent())->RunMoveLoop(
-        window_, drag_offset);
-    return Widget::MOVE_LOOP_SUCCESSFUL;
+    if (aura::client::GetWindowMoveClient(window_->parent())->RunMoveLoop(
+            window_, drag_offset) == aura::client::MOVE_SUCCESSFUL) {
+      return Widget::MOVE_LOOP_SUCCESSFUL;
+    }
   }
   return Widget::MOVE_LOOP_CANCELED;
 }