SignInObserver 131 chrome/browser/printing/print_dialog_cloud.cc SignInObserver(content::WebContents* web_contents, SignInObserver 148 chrome/browser/printing/print_dialog_cloud.cc base::Bind(&SignInObserver::OnSignIn, SignInObserver 165 chrome/browser/printing/print_dialog_cloud.cc base::WeakPtrFactory<SignInObserver> weak_ptr_factory_; SignInObserver 167 chrome/browser/printing/print_dialog_cloud.cc DISALLOW_COPY_AND_ASSIGN(SignInObserver); SignInObserver 724 chrome/browser/printing/print_dialog_cloud.cc new SignInObserver(web_contents, cp_url.GetCloudPrintServiceURL(), callback);