ServiceWorker: Convert ServiceWorkerDatabase::Status to string for logging

content/browser/service_worker/service_worker_database.cc

 // Copyright 2014 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 "content/browser/service_worker/service_worker_database.h"
 
 #include <string>
 
 #include "base/files/file_util.h"
 #include "base/location.h"
@@ skipping 244 matching lines @@
   else if (status.IsNotFound())
     return ServiceWorkerDatabase::STATUS_ERROR_NOT_FOUND;
   else if (status.IsIOError())
     return ServiceWorkerDatabase::STATUS_ERROR_IO_ERROR;
   else if (status.IsCorruption())
     return ServiceWorkerDatabase::STATUS_ERROR_CORRUPTED;
   else
     return ServiceWorkerDatabase::STATUS_ERROR_FAILED;
 }
 
-const char* StatusToString(ServiceWorkerDatabase::Status status) {
+}  // namespace
+
+const char* ServiceWorkerDatabase::StatusToString(
+  ServiceWorkerDatabase::Status status) {
   switch (status) {
     case ServiceWorkerDatabase::STATUS_OK:
       return "Database OK";
     case ServiceWorkerDatabase::STATUS_ERROR_NOT_FOUND:
       return "Database not found";
     case ServiceWorkerDatabase::STATUS_ERROR_IO_ERROR:
       return "Database IO error";
     case ServiceWorkerDatabase::STATUS_ERROR_CORRUPTED:
       return "Database corrupted";
     case ServiceWorkerDatabase::STATUS_ERROR_FAILED:
       return "Database operation failed";
     case ServiceWorkerDatabase::STATUS_ERROR_MAX:
       NOTREACHED();
       return "Database unknown error";
   }
   NOTREACHED();
   return "Database unknown error";
 }
 
-}  // namespace
-
 ServiceWorkerDatabase::RegistrationData::RegistrationData()
     : registration_id(kInvalidServiceWorkerRegistrationId),
       version_id(kInvalidServiceWorkerVersionId),
       is_active(false),
       has_fetch_handler(false) {
 }
 
 ServiceWorkerDatabase::RegistrationData::~RegistrationData() {
 }
 
@@ skipping 816 matching lines @@
 
 void ServiceWorkerDatabase::HandleWriteResult(
     const tracked_objects::Location& from_here,
     Status status) {
   if (status != STATUS_OK)
     Disable(from_here, status);
   ServiceWorkerMetrics::CountWriteDatabaseResult(status);
 }
 
 }  // namespace content