Rename es => exceptionState in core/dom

Source/core/dom/DatasetDOMStringMap.cpp

Index: Source/core/dom/DatasetDOMStringMap.cpp
diff --git a/Source/core/dom/DatasetDOMStringMap.cpp b/Source/core/dom/DatasetDOMStringMap.cpp
index 82f9188bbd6f8446babde561da43497aa2690f45..921531948ca49d0f372263ce1972af4b43334950 100644
--- a/Source/core/dom/DatasetDOMStringMap.cpp
+++ b/Source/core/dom/DatasetDOMStringMap.cpp
@@ -178,20 +178,20 @@ bool DatasetDOMStringMap::contains(const String& name)
     return false;
 }
 
-void DatasetDOMStringMap::setItem(const String& name, const String& value, ExceptionState& es)
+void DatasetDOMStringMap::setItem(const String& name, const String& value, ExceptionState& exceptionState)
 {
     if (!isValidPropertyName(name)) {
-        es.throwDOMException(SyntaxError, ExceptionMessages::failedToSet(name, "DOMStringMap", "'" + name + "' is not a valid property name."));
+        exceptionState.throwDOMException(SyntaxError, ExceptionMessages::failedToSet(name, "DOMStringMap", "'" + name + "' is not a valid property name."));
         return;
     }
 
-    m_element->setAttribute(convertPropertyNameToAttributeName(name), value, es);
+    m_element->setAttribute(convertPropertyNameToAttributeName(name), value, exceptionState);
 }
 
-void DatasetDOMStringMap::deleteItem(const String& name, ExceptionState& es)
+void DatasetDOMStringMap::deleteItem(const String& name, ExceptionState& exceptionState)
 {
     if (!isValidPropertyName(name)) {
-        es.throwDOMException(SyntaxError, ExceptionMessages::failedToDelete(name, "DOMStringMap", "'" + name + "' is not a valid property name."));
+        exceptionState.throwDOMException(SyntaxError, ExceptionMessages::failedToDelete(name, "DOMStringMap", "'" + name + "' is not a valid property name."));
         return;
     }