Chrome OS multi-profiles backend and UI.

ash/system/tray/test_system_tray_delegate.cc

Index: ash/system/tray/test_system_tray_delegate.cc
diff --git a/ash/system/tray/test_system_tray_delegate.cc b/ash/system/tray/test_system_tray_delegate.cc
index 54dd0369e6effd3eea24cb738ca680efef788050..30e63e4fab10db903f95f3328c7d7c7402c0dad4 100644
--- a/ash/system/tray/test_system_tray_delegate.cc
+++ b/ash/system/tray/test_system_tray_delegate.cc
@@ -103,6 +103,12 @@ bool TestSystemTrayDelegate::IsOobeCompleted() const {
   return true;
 }
 
+void TestSystemTrayDelegate::GetLoggedInUsers(UserEmailList* users) {
+}
+
+void TestSystemTrayDelegate::SwitchActiveUser(const std::string& email) {
+}
+
 void TestSystemTrayDelegate::ChangeProfilePicture() {
 }
 
@@ -162,6 +168,9 @@ void TestSystemTrayDelegate::ShowPublicAccountInfo() {
 void TestSystemTrayDelegate::ShowEnterpriseInfo() {
 }
 
+void TestSystemTrayDelegate::ShowUserLogin() {
+}
+
 void TestSystemTrayDelegate::ShutDown() {
   MessageLoop::current()->Quit();
 }