Remove the CSSOM.

sky/engine/core/css/PropertySetCSSStyleDeclaration.cpp

Index: sky/engine/core/css/PropertySetCSSStyleDeclaration.cpp
diff --git a/sky/engine/core/css/PropertySetCSSStyleDeclaration.cpp b/sky/engine/core/css/PropertySetCSSStyleDeclaration.cpp
index a6e6dfa4f261a37bd8c9ccfc0e753a21ad8bfbe9..503a0e4587299e962093ac426c851ffa0336c467 100644
--- a/sky/engine/core/css/PropertySetCSSStyleDeclaration.cpp
+++ b/sky/engine/core/css/PropertySetCSSStyleDeclaration.cpp
@@ -280,71 +280,6 @@ bool AbstractPropertySetCSSStyleDeclaration::cssPropertyMatches(CSSPropertyID pr
     return propertySet().propertyMatches(propertyID, propertyValue);
 }
 
-StyleRuleCSSStyleDeclaration::StyleRuleCSSStyleDeclaration(MutableStylePropertySet& propertySetArg, CSSRule* parentRule)
-    : PropertySetCSSStyleDeclaration(propertySetArg)
-#if !ENABLE(OILPAN)
-    , m_refCount(1)
-#endif
-    , m_parentRule(parentRule)
-{
-#if !ENABLE(OILPAN)
-    m_propertySet->ref();
-#endif
-}
-
-StyleRuleCSSStyleDeclaration::~StyleRuleCSSStyleDeclaration()
-{
-#if !ENABLE(OILPAN)
-    m_propertySet->deref();
-#endif
-}
-
-#if !ENABLE(OILPAN)
-void StyleRuleCSSStyleDeclaration::ref()
-{
-    ++m_refCount;
-}
-
-void StyleRuleCSSStyleDeclaration::deref()
-{
-    ASSERT(m_refCount);
-    if (!--m_refCount)
-        delete this;
-}
-#endif
-
-void StyleRuleCSSStyleDeclaration::willMutate()
-{
-    if (m_parentRule && m_parentRule->parentStyleSheet())
-        m_parentRule->parentStyleSheet()->willMutateRules();
-}
-
-void StyleRuleCSSStyleDeclaration::didMutate(MutationType type)
-{
-    if (type == PropertyChanged)
-        m_cssomCSSValueClones.clear();
-
-    // Style sheet mutation needs to be signaled even if the change failed. willMutateRules/didMutateRules must pair.
-    if (m_parentRule && m_parentRule->parentStyleSheet())
-        m_parentRule->parentStyleSheet()->didMutateRules();
-}
-
-CSSStyleSheet* StyleRuleCSSStyleDeclaration::parentStyleSheet() const
-{
-    return m_parentRule ? m_parentRule->parentStyleSheet() : 0;
-}
-
-void StyleRuleCSSStyleDeclaration::reattach(MutableStylePropertySet& propertySet)
-{
-#if !ENABLE(OILPAN)
-    m_propertySet->deref();
-#endif
-    m_propertySet = &propertySet;
-#if !ENABLE(OILPAN)
-    m_propertySet->ref();
-#endif
-}
-
 MutableStylePropertySet& InlineCSSStyleDeclaration::propertySet() const
 {
     return m_parentElement->ensureMutableInlineStyle();