Remove nop ScriptWrappable::init calls

sky/engine/core/css/CSSStyleSheet.cpp

Index: sky/engine/core/css/CSSStyleSheet.cpp
diff --git a/sky/engine/core/css/CSSStyleSheet.cpp b/sky/engine/core/css/CSSStyleSheet.cpp
index 133da5cfc3b6d3f245feb6ffd45b01286e61aa24..a2f336a38b87350452f8eb2503ffa1094ef769b2 100644
--- a/sky/engine/core/css/CSSStyleSheet.cpp
+++ b/sky/engine/core/css/CSSStyleSheet.cpp
@@ -105,7 +105,6 @@ CSSStyleSheet::CSSStyleSheet(PassRefPtr<StyleSheetContents> contents)
     , m_ownerNode(nullptr)
     , m_startPosition(TextPosition::minimumPosition())
 {
-    ScriptWrappable::init(this);
     m_contents->registerClient(this);
 }
 
@@ -115,7 +114,6 @@ CSSStyleSheet::CSSStyleSheet(PassRefPtr<StyleSheetContents> contents, Node* owne
     , m_ownerNode(ownerNode)
     , m_startPosition(startPosition)
 {
-    ScriptWrappable::init(this);
     ASSERT(isAcceptableCSSStyleSheetParent(ownerNode));
     m_contents->registerClient(this);
 }