Improve IDB module's SecurityError messages.

Source/modules/notifications/Notification.cpp

Index: Source/modules/notifications/Notification.cpp
diff --git a/Source/modules/notifications/Notification.cpp b/Source/modules/notifications/Notification.cpp
index 742e6b7517f5fa90285c79f957aa4a0cadbea9ca..09ea9418ebdd3917838071b272b3e1b31adf1618 100644
--- a/Source/modules/notifications/Notification.cpp
+++ b/Source/modules/notifications/Notification.cpp
@@ -36,6 +36,7 @@
 #include "modules/notifications/Notification.h"
 
 #include "bindings/v8/Dictionary.h"
+#include "bindings/v8/ExceptionMessages.h"
 #include "bindings/v8/ExceptionState.h"
 #include "core/dom/Document.h"
 #include "core/dom/ErrorEvent.h"
@@ -70,7 +71,7 @@ Notification::Notification(const String& title, const String& body, const String
 {
     ScriptWrappable::init(this);
     if (m_notificationCenter->checkPermission() != NotificationClient::PermissionAllowed) {
-        es.throwDOMException(SecurityError);
+        es.throwSecurityError("Failed to create Notification: permission denied.");
         return;
     }