From df55ce90372c71ec9cb186677044aacc96c87187 Mon Sep 17 00:00:00 2001
From: Moonchild <moonchild@palemoon.org>
Date: Tue, 8 Sep 2020 11:00:27 +0000
Subject: Issue #618 - Clear the module map when changing a Document's global
 and add release build assertions for mismatching compartments.

---
 dom/script/ScriptLoader.cpp | 5 +++++
 1 file changed, 5 insertions(+)

(limited to 'dom/script/ScriptLoader.cpp')

diff --git a/dom/script/ScriptLoader.cpp b/dom/script/ScriptLoader.cpp
index 71838580f..362c27f3e 100644
--- a/dom/script/ScriptLoader.cpp
+++ b/dom/script/ScriptLoader.cpp
@@ -477,6 +477,11 @@ ScriptLoader::GetFetchedModule(nsIURI* aURL) const
   return ms;
 }
 
+void ScriptLoader::ClearModuleMap() {
+  MOZ_ASSERT(mFetchingModules.IsEmpty());
+  mFetchedModules.Clear();
+}
+
 nsresult
 ScriptLoader::ProcessFetchedModuleSource(ModuleLoadRequest* aRequest)
 {
-- 
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