Merge 162300 "Make second argument to CSSStyleSheet.insertRule() optional again"

Source/core/css/CSSStyleSheet.cpp

 /*
  * (C) 1999-2003 Lars Knoll (knoll@kde.org)
  * Copyright (C) 2004, 2006, 2007, 2012 Apple Inc. All rights reserved.
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Library General Public
  * License as published by the Free Software Foundation; either
  * version 2 of the License, or (at your option) any later version.
  *
  * This library is distributed in the hope that it will be useful,
@@ skipping 17 matching lines @@
 #include "core/css/CSSImportRule.h"
 #include "core/css/CSSParser.h"
 #include "core/css/CSSRuleList.h"
 #include "core/css/CSSStyleRule.h"
 #include "core/css/MediaList.h"
 #include "core/css/StyleRule.h"
 #include "core/css/StyleSheetContents.h"
 #include "core/dom/Document.h"
 #include "core/dom/ExceptionCode.h"
 #include "core/dom/Node.h"
+#include "core/page/UseCounter.h"
 #include "weborigin/SecurityOrigin.h"
 #include "wtf/text/StringBuilder.h"
 
 namespace WebCore {
 
 class StyleSheetCSSRuleList : public CSSRuleList {
 public:
     StyleSheetCSSRuleList(CSSStyleSheet* sheet) : m_styleSheet(sheet) { }
 
 private:
@@ skipping 262 matching lines @@
     if (!success) {
         es.throwUninformativeAndGenericDOMException(HierarchyRequestError);
         return 0;
     }
     if (!m_childRuleCSSOMWrappers.isEmpty())
         m_childRuleCSSOMWrappers.insert(index, RefPtr<CSSRule>());
 
     return index;
 }
 
+unsigned CSSStyleSheet::insertRule(const String& rule, ExceptionState& exceptionState)
+{
+    UseCounter::countDeprecation(activeExecutionContext(), UseCounter::CSSStyleSheetInsertRuleOptionalArg);
+    return insertRule(rule, 0, exceptionState);
+}
+
 void CSSStyleSheet::deleteRule(unsigned index, ExceptionState& es)
 {
     ASSERT(m_childRuleCSSOMWrappers.isEmpty() || m_childRuleCSSOMWrappers.size() == m_contents->ruleCount());
 
     if (index >= length()) {
         es.throwUninformativeAndGenericDOMException(IndexSizeError);
         return;
     }
     RuleMutationScope mutationScope(this);
 
@@ skipping 73 matching lines @@
         root = root->parentStyleSheet();
     return root->ownerNode() ? &root->ownerNode()->document() : 0;
 }
 
 void CSSStyleSheet::clearChildRuleCSSOMWrappers()
 {
     m_childRuleCSSOMWrappers.clear();
 }
 
 }