Added quota_status_code.h/cc file to hold QuotaStatusCode enum and added function to convert enum t…

webkit/quota/quota_status_code.cc

+// Copyright (c) 2012 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#include "base/logging.h"
+#include "webkit/quota/quota_status_code.h"
+
+namespace quota {
+
+const char* QuotaStatusCodeToString(QuotaStatusCode status) {
+  switch (status) {
+    case kQuotaStatusOk:
+      return "OK.";
+    case kQuotaErrorNotSupported:
+      return "Operation not supported.";
+    case kQuotaErrorInvalidModification:
+      return "Invalid modification.";
+    case kQuotaErrorInvalidAccess:
+      return "Invalid access.";
+    case kQuotaErrorAbort:
+      return "Quota operation aborted.";
+    case kQuotaStatusUnknown:
+      return "Unknown error.";
+  }
+  NOTREACHED();
+  return "Unknown error.";
+}
+
+}  // namespace quota