Avoids releasing capture prematurily when dragging tabs from one to another browser window

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

Index: chrome/browser/ui/views/tabs/tab_drag_controller.h
diff --git a/chrome/browser/ui/views/tabs/tab_drag_controller.h b/chrome/browser/ui/views/tabs/tab_drag_controller.h
index 386df521a404ea78dfdd7334b1b7785f87d1cf12..30091189001e02c00f4eb1965bb559c31db95c8a 100644
--- a/chrome/browser/ui/views/tabs/tab_drag_controller.h
+++ b/chrome/browser/ui/views/tabs/tab_drag_controller.h
@@ -505,6 +505,10 @@ class TabDragController : public content::WebContentsDelegate,
   // object.
   chrome::HostDesktopType host_desktop_type_;
 
+  // Aura mouse capture and release is used on Ash platforms as well as on
+  // Linux to ensure that pointer grab is not released prematurely.
+  bool use_aura_capture_policy_;
+
   // The position of the mouse (in screen coordinates) at the start of the drag
   // operation. This is used to calculate minimum elasticity before a
   // DraggedTabView is constructed.