[UI Views] Unset the extension keybinding registry on frame destruction

chrome/browser/ui/views/frame/browser_view.cc

Index: chrome/browser/ui/views/frame/browser_view.cc
diff --git a/chrome/browser/ui/views/frame/browser_view.cc b/chrome/browser/ui/views/frame/browser_view.cc
index 7b5ad82e11fb76fda31001810fb7bab2bcf75fe0..5fe85c77654408533be1258072bda31c2f9e58fb 100644
--- a/chrome/browser/ui/views/frame/browser_view.cc
+++ b/chrome/browser/ui/views/frame/browser_view.cc
@@ -483,6 +483,12 @@ BrowserView::~BrowserView() {
   }
 #endif
 
+  extensions::ExtensionCommandsGlobalRegistry* global_registry =
+      extensions::ExtensionCommandsGlobalRegistry::Get(browser_->profile());
+  if (global_registry->registry_for_active_window() ==
+          extension_keybinding_registry_.get())
+    global_registry->set_registry_for_active_window(nullptr);
+
   // We destroy the download shelf before |browser_| to remove its child
   // download views from the set of download observers (since the observed
   // downloads can be destroyed along with |browser_| and the observer