[Smart Lock] Auto sign-in snackbar UI.

chrome/browser/ui/passwords/manage_passwords_ui_controller.cc

Index: chrome/browser/ui/passwords/manage_passwords_ui_controller.cc
diff --git a/chrome/browser/ui/passwords/manage_passwords_ui_controller.cc b/chrome/browser/ui/passwords/manage_passwords_ui_controller.cc
index 224f36da1e303ee5f5124f39a706945f972386f0..94819a3f7fe5217111af98f6978862ba72eb6eb5 100644
--- a/chrome/browser/ui/passwords/manage_passwords_ui_controller.cc
+++ b/chrome/browser/ui/passwords/manage_passwords_ui_controller.cc
@@ -27,8 +27,10 @@
 
 #if defined(OS_ANDROID)
 #include "chrome/browser/android/chrome_application.h"
+#include "chrome/browser/android/tab_android.h"
 #include "chrome/browser/infobars/infobar_service.h"
 #include "chrome/browser/password_manager/account_chooser_infobar_delegate_android.h"
+#include "chrome/browser/ui/android/snackbars/auto_signin_snackbar_controller.h"
 #endif
 
 using autofill::PasswordFormMap;
@@ -91,6 +93,25 @@ void ManagePasswordsUIController::
 #endif
 }
 
+void ManagePasswordsUIController::UpdateAutoSigninSnackbarVisibility() {
+#if defined(OS_ANDROID)
+  base::android::ScopedJavaLocalRef<jobject> credential;
+  const autofill::PasswordForm *password_form = nullptr;
+  if (GetFederatedForms().size() == 1) {
+    password_form = GetFederatedForms()[0];
+  } else if (GetCurrentForms().size() == 1) {
+    password_form = GetCurrentForms()[0];
+  }
+  if (password_form) {
+    // Deletes itself after snackbar was dismissed.
+    AutoSigninSnackbarController* controller = new AutoSigninSnackbarController(
+      TabAndroid::FromWebContents(web_contents()));
+    controller->onShow(password_form->username_value);
+  }
+  should_pop_up_bubble_ = false;
+#endif
+}
+
 base::TimeDelta ManagePasswordsUIController::Elapsed() const {
   return timer_ ? timer_->Elapsed() : base::TimeDelta::Max();
 }
@@ -141,7 +162,11 @@ void ManagePasswordsUIController::OnAutoSignin(
   passwords_data_.OnAutoSignin(local_forms.Pass());
   timer_.reset(new base::ElapsedTimer);
   base::AutoReset<bool> resetter(&should_pop_up_bubble_, true);
+#if defined(OS_ANDROID)
+  UpdateAutoSigninSnackbarVisibility();
+#else
   UpdateBubbleAndIconVisibility();
+#endif
 }
 
 void ManagePasswordsUIController::OnAutomaticPasswordSave(