Index: content/browser/renderer_host/render_view_host_impl.cc |
diff --git a/content/browser/renderer_host/render_view_host_impl.cc b/content/browser/renderer_host/render_view_host_impl.cc |
index 2134a756f41e0bd33a24f060b564416219d0d3a1..958738e3d4f4fee140ea6212fb6c8afb5610210b 100644 |
--- a/content/browser/renderer_host/render_view_host_impl.cc |
+++ b/content/browser/renderer_host/render_view_host_impl.cc |
@@ -552,6 +552,7 @@ void RenderViewHostImpl::DragTargetDragEnter( |
DCHECK(isolated_context); |
std::string filesystem_id = isolated_context->RegisterIsolatedFileSystem( |
filesets); |
+ DCHECK(!filesystem_id.empty()); |
policy->GrantReadFileSystem(renderer_id, filesystem_id); |
filtered_data.filesystem_id = UTF8ToUTF16(filesystem_id); |