Bug 1333486 - Blocklist Internet Download Manager .dll crashing on Firefox 53+. r=bsmedberg

--HG--
extra : rebase_source : 74dab10773221de563e6d8ae87b22014e747ba09

mozglue/build/WindowsDllBlocklist.cpp

@@ -229,6 +229,10 @@ static const DllBlockInfo sWindowsDllBlocklist[] = {
   { "smci32.dll", ALL_VERSIONS },
   { "smci64.dll", ALL_VERSIONS },
 
+  // Crashes with Internet Download Manager, bug 1333486
+  { "idmcchandler7.dll", ALL_VERSIONS },
+  { "idmcchandler7_64.dll", ALL_VERSIONS },
+
   { nullptr, 0 }
 };