229     private AlertDialog mWaitPromptDialog;  field in InCallScreen
1913                 if (mWaitPromptDialog != null) {  in onDisconnect()
1915                     mWaitPromptDialog.dismiss();  // safe even if already dismissed  in onDisconnect()
1916                     mWaitPromptDialog = null;  in onDisconnect()
2186         if (mWaitPromptDialog != null) {  in showWaitPromptDialog()
2188             mWaitPromptDialog.dismiss();  // safe even if already dismissed  in showWaitPromptDialog()
2189             mWaitPromptDialog = null;  in showWaitPromptDialog()
2192         mWaitPromptDialog = new AlertDialog.Builder(this)  in showWaitPromptDialog()
2211         mWaitPromptDialog.getWindow().addFlags(  in showWaitPromptDialog()
2214         mWaitPromptDialog.show();  in showWaitPromptDialog()
3362         if (mWaitPromptDialog != null) {  in dismissAllDialogs()
3364             mWaitPromptDialog.dismiss();  in dismissAllDialogs()
3365             mWaitPromptDialog = null;  in dismissAllDialogs()