Rewrite of the EnrollEnterpriseDevice PyAuto automation hook for WebUI.

chrome/browser/automation/automation_event_observers_chromeos.cc

Index: chrome/browser/automation/automation_event_observers_chromeos.cc
diff --git a/chrome/browser/automation/automation_event_observers_chromeos.cc b/chrome/browser/automation/automation_event_observers_chromeos.cc
index e3da47d840fa0fe762c7990afa36611169e63006..aab17b7411b7c45fbcdae821b8c3a226131245e5 100644
--- a/chrome/browser/automation/automation_event_observers_chromeos.cc
+++ b/chrome/browser/automation/automation_event_observers_chromeos.cc
@@ -4,6 +4,7 @@
 
 #include "chrome/browser/automation/automation_event_observers.h"
 #include "chrome/browser/browser_process.h"
+#include "chrome/browser/chromeos/login/enrollment/enterprise_enrollment_screen_actor.h"
 #include "chrome/browser/chromeos/login/existing_user_controller.h"
 
 LoginEventObserver::LoginEventObserver(
@@ -44,3 +45,24 @@ void LoginEventObserver::_NotifyLoginEvent(const std::string& error_string) {
   controller_->set_login_status_consumer(NULL);
   RemoveIfDone();
 }
+
+EnrollmentEventObserver::EnrollmentEventObserver(
+    AutomationEventQueue* event_queue,
+    chromeos::EnterpriseEnrollmentScreenActor* enrollment_screen_actor)
+    : AutomationEventObserver(event_queue, false) {
+  enrollment_screen_actor->AddObserver(this);
+}
+
+EnrollmentEventObserver::~EnrollmentEventObserver() {}
+
+void EnrollmentEventObserver::OnEnrollmentComplete(
+    chromeos::EnterpriseEnrollmentScreenActor* enrollment_screen_actor,
+    bool succeeded,
+    const std::string& error_string) {
+  DictionaryValue* dict = new DictionaryValue;
+  enrollment_screen_actor->RemoveObserver(this);
+  if (!succeeded)
+    dict->SetString("error_string", error_string);
+  NotifyEvent(dict);
+  RemoveIfDone();
+}