occour -> occur

Author: github-john-doe

lib/Runtime/Base/ThreadContext.cpp

@@ -1005,7 +1005,7 @@ ThreadContext::UncheckedAddPropertyId(JsUtil::CharacterBuffer<WCHAR> const& prop
     {
         if(this->TTDContext->GetActiveScriptContext() != nullptr && this->TTDContext->GetActiveScriptContext()->ShouldPerformReplayAction())
         {
-            //We reload all properties that occour in the trace so they only way we get here in TTD mode is:
+            //We reload all properties that occur in the trace so they only way we get here in TTD mode is:
             //(1) if the program is creating a new symbol (which always gets a fresh id) and we should recreate it or
             //(2) if it is forcing arguments in debug parse mode (instead of regular which we recorded in)
             Js::PropertyId propertyId = Js::Constants::NoProperty;