Enables internal filesystem types via Isolated filesystems

webkit/fileapi/file_system_context.cc

Index: webkit/fileapi/file_system_context.cc
diff --git a/webkit/fileapi/file_system_context.cc b/webkit/fileapi/file_system_context.cc
index 009c073230469eaa798e95fcf0cea74399b58ef7..327b5a5ce7d8025f3e7c6b9b07addf62d9e208f1 100644
--- a/webkit/fileapi/file_system_context.cc
+++ b/webkit/fileapi/file_system_context.cc
@@ -111,7 +111,7 @@ FileSystemFileUtil* FileSystemContext::GetFileUtil(
       GetMountPointProvider(type);
   if (!mount_point_provider)
     return NULL;
-  return mount_point_provider->GetFileUtil();
+  return mount_point_provider->GetFileUtil(type);
 }
 
 FileSystemMountPointProvider* FileSystemContext::GetMountPointProvider(
@@ -123,6 +123,8 @@ FileSystemMountPointProvider* FileSystemContext::GetMountPointProvider(
     case kFileSystemTypeExternal:
       return external_provider_.get();
     case kFileSystemTypeIsolated:
+    case kFileSystemTypeDragged:
+    case kFileSystemTypeMedia:
       return isolated_provider_.get();
     default:
       if (provider_map_.find(type) != provider_map_.end())