Start removing the double-negative !ASSERT_DISABLED

Source/core/svg/SVGElement.cpp

Index: Source/core/svg/SVGElement.cpp
diff --git a/Source/core/svg/SVGElement.cpp b/Source/core/svg/SVGElement.cpp
index 44dbbc0e9d3cade38236d8e70c53cb88afcf4cea..aa4e6a3056312e619babf94e56ced21ab07d6f6f 100644
--- a/Source/core/svg/SVGElement.cpp
+++ b/Source/core/svg/SVGElement.cpp
@@ -71,7 +71,7 @@ void mapAttributeToCSSProperty(HashMap<StringImpl*, CSSPropertyID>* propertyName
 
 SVGElement::SVGElement(const QualifiedName& tagName, Document& document, ConstructionType constructionType)
     : Element(tagName, &document, constructionType)
-#if !ASSERT_DISABLED
+#if ASSERT_ENABLED
     , m_inRelativeLengthClientsInvalidation(false)
 #endif
     // |m_isContextElement| must be initialized before |m_className|, as SVGAnimatedString tear-off c-tor currently set this to true.
@@ -469,7 +469,7 @@ void SVGElement::invalidateRelativeLengthClients(SubtreeLayoutScope* layoutScope
         return;
 
     ASSERT(!m_inRelativeLengthClientsInvalidation);
-#if !ASSERT_DISABLED
+#if ASSERT_ENABLED
     TemporaryChange<bool> inRelativeLengthClientsInvalidationChange(m_inRelativeLengthClientsInvalidation, true);
 #endif