Set sourceUrl property of mountpoint info for gdata to empty string if mount fails.

chrome/browser/chromeos/extensions/file_browser_event_router.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 "chrome/browser/chromeos/extensions/file_browser_event_router.h"
 
 #include "base/bind.h"
 #include "base/json/json_writer.h"
 #include "base/message_loop.h"
 #include "base/stl_util.h"
@@ skipping 352 matching lines @@
       DiskMountManager::MountTypeToString(mount_info.mount_type));
 
   if (mount_info.mount_type == chromeos::MOUNT_TYPE_ARCHIVE ||
       mount_info.mount_type == chromeos::MOUNT_TYPE_GDATA) {
     GURL source_url;
     if (file_manager_util::ConvertFileToFileSystemUrl(profile_,
             FilePath(mount_info.source_path),
             file_manager_util::GetFileBrowserExtensionUrl().GetOrigin(),
             &source_url)) {
       mount_info_value->SetString("sourceUrl", source_url.spec());
+    } else {
+      // If mounting of gdata moutn point failed, we may not be able to convert

[achuithb, 2012/03/21 19:38:29]

nit: moutn->mount

+      // source path to source url, so let just send empty string.
+      DCHECK(mount_info.mount_type == chromeos::MOUNT_TYPE_GDATA &&
+             error_code != chromeos::MOUNT_ERROR_NONE);
+      mount_info_value->SetString("sourceUrl", "");
     }
   } else {
     mount_info_value->SetString("sourceUrl", mount_info.source_path);
   }
 
   FilePath relative_mount_path;
   bool relative_mount_path_set = false;
 
   // If there were no error or some special conditions occured, add mountPath
   // to the event.
@@ skipping 218 matching lines @@
 }
 
 FileBrowserEventRouterFactory::~FileBrowserEventRouterFactory() {
 }
 
 scoped_refptr<RefcountedProfileKeyedService>
 FileBrowserEventRouterFactory::BuildServiceInstanceFor(Profile* profile) const {
   return scoped_refptr<RefcountedProfileKeyedService>(
       new FileBrowserEventRouter(profile));
 }