[WIP] Provided file system from NACL.

ui/file_manager/file_manager/common/js/volume_manager_common.js

Index: ui/file_manager/file_manager/common/js/volume_manager_common.js
diff --git a/ui/file_manager/file_manager/common/js/volume_manager_common.js b/ui/file_manager/file_manager/common/js/volume_manager_common.js
index 46a1a07bfe353f01961c84efa536d731768cf3cb..61d37db7df1db94d0bf14765ef6cdb9285f0dcc9 100644
--- a/ui/file_manager/file_manager/common/js/volume_manager_common.js
+++ b/ui/file_manager/file_manager/common/js/volume_manager_common.js
@@ -32,6 +32,9 @@ VolumeManagerCommon.RootType = {
   // Root for a provided volume.
   PROVIDED: 'provided',
 
+  // Root for plugin provided volume.
+  PLUGIN_PROVIDED: 'plugin_provided',
+
   // Root for entries that is not located under RootType.DRIVE. e.g. shared
   // files.
   DRIVE_OTHER: 'drive_other',
@@ -121,7 +124,8 @@ VolumeManagerCommon.VolumeType = {
   REMOVABLE: 'removable',
   ARCHIVE: 'archive',
   MTP: 'mtp',
-  PROVIDED: 'provided'
+  PROVIDED: 'provided',
+  PLUGIN_PROVIDED: 'plugin_provided'
 };
 
 /**
@@ -173,6 +177,8 @@ VolumeManagerCommon.getVolumeTypeFromRootType = function(rootType) {
       return VolumeManagerCommon.VolumeType.MTP;
     case VolumeManagerCommon.RootType.PROVIDED:
       return VolumeManagerCommon.VolumeType.PROVIDED;
+    case VolumeManagerCommon.RootType.PLUGIN_PROVIDED:
+      return VolumeManagerCommon.VolumeType.PLUGIN_PROVIDED;
   }
   assertNotReached('Unknown root type: ' + rootType);
 };