Index: extensions/browser/extension_function.cc |
diff --git a/extensions/browser/extension_function.cc b/extensions/browser/extension_function.cc |
index 5c6319fabaa6c9eb20b6aa1aaa8fb2385e8167fb..a67b02d711e947385fbd445236668315b93e02ca 100644 |
--- a/extensions/browser/extension_function.cc |
+++ b/extensions/browser/extension_function.cc |
@@ -443,6 +443,9 @@ UIThreadExtensionFunction::render_view_host_do_not_use() const { |
void UIThreadExtensionFunction::SetRenderFrameHost( |
content::RenderFrameHost* render_frame_host) { |
+ // An extension function from Service Worker does not have a RenderFrameHost. |
+ if (!render_frame_host) |
+ return; |
DCHECK_NE(render_frame_host_ == nullptr, render_frame_host == nullptr); |
render_frame_host_ = render_frame_host; |
tracker_.reset( |