[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 eaaf1c8cf4158f04ce2507f1f14e1eb255a966ef..6be754a910924079ddbc1a5e2e5a857e48575a47 100644
--- a/chrome/browser/ui/passwords/manage_passwords_ui_controller.cc
+++ b/chrome/browser/ui/passwords/manage_passwords_ui_controller.cc
@@ -26,9 +26,12 @@
 #include "ui/base/l10n/l10n_util.h"
 
 #if defined(OS_ANDROID)
+#include "base/android/jni_android.h"
 #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/password_manager/credential_android.h"
 #endif
 
 using autofill::PasswordFormMap;
@@ -91,6 +94,27 @@ void ManagePasswordsUIController::
 #endif
 }
 
+void ManagePasswordsUIController::UpdateAutoSigninToastVisibility() {
+#if defined(OS_ANDROID)
+  base::android::ScopedJavaLocalRef<jobject> credential;
+  JNIEnv *env = base::android::AttachCurrentThread();
+  if (GetFederatedForms().size() == 1) {
+    credential = CreateNativeCredential(

[newt (away), 2015/08/13 16:48:04]

Instead of passing the Credential object to Java (and incurring the extra JNI
overhead of doing so), how about just passing the username?

[melandory, 2015/08/20 15:11:00]

Done.

+        env, *GetFederatedForms()[0], 0,
+        static_cast<int>(
+            password_manager::CredentialType::CREDENTIAL_TYPE_FEDERATED));
+  } else if (GetCurrentForms().size() == 1) {
+    credential = CreateNativeCredential(
+        env, *GetCurrentForms()[0], 0,
+        static_cast<int>(
+            password_manager::CredentialType::CREDENTIAL_TYPE_PASSWORD));
+  }
+  TabAndroid::FromWebContents(web_contents())
+      ->ShowAutoSigninSnackbar(credential.obj());
+  should_pop_up_bubble_ = false;
+#endif
+}
+
 base::TimeDelta ManagePasswordsUIController::Elapsed() const {
   return timer_ ? timer_->Elapsed() : base::TimeDelta::Max();
 }
@@ -140,7 +164,11 @@ 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)
+  UpdateAutoSigninToastVisibility();
+#else
   UpdateBubbleAndIconVisibility();
+#endif
 }
 
 void ManagePasswordsUIController::OnAutomaticPasswordSave(