[Merge to M50] Reset BluetoothHostPairingController in an earlier stage for normal user login flow.

components/pairing/shark_connection_listener.cc

Index: components/pairing/shark_connection_listener.cc
diff --git a/components/pairing/shark_connection_listener.cc b/components/pairing/shark_connection_listener.cc
index d74b633c7bd99890fdf20883dae16b243fbf2a00..f7bbb1d985fe6bc17c8e7cbee177aa08930fd432 100644
--- a/components/pairing/shark_connection_listener.cc
+++ b/components/pairing/shark_connection_listener.cc
@@ -26,6 +26,13 @@ SharkConnectionListener::~SharkConnectionListener() {
     controller_->RemoveObserver(this);
 }
 
+void SharkConnectionListener::ResetHostPairingController() {
+  if (controller_.get()) {
+    controller_->Reset();
+    controller_->RemoveObserver(this);
+  }
+}
+
 void SharkConnectionListener::PairingStageChanged(Stage new_stage) {
   if (new_stage == HostPairingController::STAGE_WAITING_FOR_CODE_CONFIRMATION
       // Code confirmation stage can be skipped if devices were paired before.