Revert "Abandon user sign in when policy is retrieved before session started."

chromeos/dbus/blocking_method_caller.h

Index: chromeos/dbus/blocking_method_caller.h
diff --git a/chromeos/dbus/blocking_method_caller.h b/chromeos/dbus/blocking_method_caller.h
index 6dad566d9ccc59c8eb6fe2c6f4d215c7563438b3..c70c6748940238cceab1d200afe9c31d59adc1e8 100644
--- a/chromeos/dbus/blocking_method_caller.h
+++ b/chromeos/dbus/blocking_method_caller.h
@@ -14,7 +14,6 @@ namespace dbus {
 
 class Bus;
 class ObjectProxy;
-class ScopedDBusError;
 
 }  // namespace dbus
 
@@ -32,12 +31,6 @@ class CHROMEOS_EXPORT BlockingMethodCaller {
   std::unique_ptr<dbus::Response> CallMethodAndBlock(
       dbus::MethodCall* method_call);
 
-  // Calls the method and blocks until it returns. Populates the |error| and
-  // returns null in case of an error.
-  std::unique_ptr<dbus::Response> CallMethodAndBlockWithError(
-      dbus::MethodCall* method_call,
-      dbus::ScopedDBusError* error_out);
-
  private:
   dbus::Bus* bus_;
   dbus::ObjectProxy* proxy_;