Reset Bluetooth EventHandler when it is invalid

chrome/browser/ui/bluetooth/bluetooth_chooser_desktop.cc

Index: chrome/browser/ui/bluetooth/bluetooth_chooser_desktop.cc
diff --git a/chrome/browser/ui/bluetooth/bluetooth_chooser_desktop.cc b/chrome/browser/ui/bluetooth/bluetooth_chooser_desktop.cc
index f24e4a9585052940e792715b24895e1c1dd04303..d717d247feea14d8f0e8b6bda70dce4e52122569 100644
--- a/chrome/browser/ui/bluetooth/bluetooth_chooser_desktop.cc
+++ b/chrome/browser/ui/bluetooth/bluetooth_chooser_desktop.cc
@@ -13,7 +13,12 @@ BluetoothChooserDesktop::BluetoothChooserDesktop(
   DCHECK(bluetooth_chooser_controller_);
 }
 
-BluetoothChooserDesktop::~BluetoothChooserDesktop() {}
+BluetoothChooserDesktop::~BluetoothChooserDesktop() {
+  // This satisfies the WebContentsDelegate::RunBluetoothChooser() requirement
+  // that the EventHandler can be destroyed any time after the BluetoothChooser
+  // instance.
+  bluetooth_chooser_controller_->ResetEventHandler();
+}
 
 void BluetoothChooserDesktop::SetAdapterPresence(AdapterPresence presence) {
   bluetooth_chooser_controller_->OnAdapterPresenceChanged(presence);