From 78d58e60ed8cde697e23d4edf08d4a3872b1baf3 Mon Sep 17 00:00:00 2001
From: Boris Zbarsky <bzbarsky@mit.edu>
Date: Wed, 21 Mar 2018 23:13:29 -0400
Subject: [PATCH] Bug 1442039 part 10.  Remove now-unused nsEventTargetSH. 
 r=peterv

MozReview-Commit-ID: WocCkriliI
---
 dom/base/nsDOMClassInfo.cpp | 24 ------------------------
 dom/base/nsDOMClassInfo.h   | 18 ------------------
 2 files changed, 42 deletions(-)

diff --git a/dom/base/nsDOMClassInfo.cpp b/dom/base/nsDOMClassInfo.cpp
index 22d27b9311eb..815572dabc82 100644
--- a/dom/base/nsDOMClassInfo.cpp
+++ b/dom/base/nsDOMClassInfo.cpp
@@ -698,30 +698,6 @@ LookupComponentsShim(JSContext *cx, JS::Handle<JSObject*> global,
   return NS_OK;
 }
 
-// EventTarget helper
-
-NS_IMETHODIMP
-nsEventTargetSH::PreCreate(nsISupports *nativeObj, JSContext *cx,
-                           JSObject *aGlobalObj, JSObject **parentObj)
-{
-  JS::Rooted<JSObject*> globalObj(cx, aGlobalObj);
-  DOMEventTargetHelper* target = DOMEventTargetHelper::FromSupports(nativeObj);
-
-  nsCOMPtr<nsIScriptGlobalObject> native_parent;
-  target->GetParentObject(getter_AddRefs(native_parent));
-
-  *parentObj = native_parent ? native_parent->GetGlobalJSObject() : globalObj;
-
-  return *parentObj ? NS_OK : NS_ERROR_FAILURE;
-}
-
-void
-nsEventTargetSH::PreserveWrapper(nsISupports *aNative)
-{
-  DOMEventTargetHelper* target = DOMEventTargetHelper::FromSupports(aNative);
-  target->PreserveWrapper(aNative);
-}
-
 // nsIDOMEventListener::HandleEvent() 'this' converter helper
 
 NS_INTERFACE_MAP_BEGIN(nsEventListenerThisTranslator)
diff --git a/dom/base/nsDOMClassInfo.h b/dom/base/nsDOMClassInfo.h
index 83343e3c0f7e..d1deab5cf8ef 100644
--- a/dom/base/nsDOMClassInfo.h
+++ b/dom/base/nsDOMClassInfo.h
@@ -112,24 +112,6 @@ public:
 
 typedef nsDOMClassInfo nsDOMGenericSH;
 
-// Makes sure that the wrapper is preserved if new properties are added.
-class nsEventTargetSH : public nsDOMGenericSH
-{
-protected:
-  explicit nsEventTargetSH(nsDOMClassInfoData* aData) : nsDOMGenericSH(aData)
-  {
-  }
-
-  virtual ~nsEventTargetSH()
-  {
-  }
-public:
-  NS_IMETHOD PreCreate(nsISupports *nativeObj, JSContext *cx,
-                       JSObject *globalObj, JSObject **parentObj) override;
-
-  virtual void PreserveWrapper(nsISupports *aNative) override;
-};
-
 // A place to hang some static methods that we should really consider
 // moving to be nsGlobalWindow member methods.  See bug 1062418.
 class nsWindowSH