ChromeOS MD: Fix cannot drag tab onto immersive fullscreen 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 9bb40429e67c13859872702ee0ae3703c588d284..27b90f205eee251f9e61ed857bdb2984c5adb422 100644
--- a/chrome/browser/ui/views/tabs/tab_drag_controller.h
+++ b/chrome/browser/ui/views/tabs/tab_drag_controller.h
@@ -284,10 +284,11 @@ class TabDragController : public views::WidgetObserver,
   Liveness GetTargetTabStripForPoint(const gfx::Point& point_in_screen,
                                      TabStrip** tab_strip);
 
-  // Returns true if |tabstrip| contains the specified point in screen
-  // coordinates.
+  // Returns true if |window|'s |tabstrip| contains the specified point in
+  // screen coordinates.
   bool DoesTabStripContain(TabStrip* tabstrip,
-                           const gfx::Point& point_in_screen) const;
+                           const gfx::Point& point_in_screen,
+                           gfx::NativeWindow window) const;
 
   // Returns the DetachPosition given the specified location in screen
   // coordinates.