Converted IDBVersionChangeEvent.dataLoss to an enumeration: IDBDataLossAmount

Source/modules/indexeddb/IDBVersionChangeEvent.cpp

Index: Source/modules/indexeddb/IDBVersionChangeEvent.cpp
diff --git a/Source/modules/indexeddb/IDBVersionChangeEvent.cpp b/Source/modules/indexeddb/IDBVersionChangeEvent.cpp
index b67b8c42ad9698625b4e500a16fef69b8c2e11a9..2127434ae6148a44481f31ab29b346af5c37e2cc 100644
--- a/Source/modules/indexeddb/IDBVersionChangeEvent.cpp
+++ b/Source/modules/indexeddb/IDBVersionChangeEvent.cpp
@@ -26,8 +26,6 @@
 #include "config.h"
 #include "modules/indexeddb/IDBVersionChangeEvent.h"
 
-#include "bindings/modules/v8/IDBBindingUtilities.h"
-
 namespace blink {
 
 
@@ -58,6 +56,10 @@ IDBVersionChangeEvent::IDBVersionChangeEvent(const AtomicString& eventType, cons
     , m_newVersion(initializer.newVersion)
     , m_dataLoss(blink::WebIDBDataLossNone)
 {
+    if (initializer.dataLoss.isEmpty() || initializer.dataLoss == "none")
+        m_dataLoss = blink::WebIDBDataLossNone;
+    else if (initializer.dataLoss == "total")
+        m_dataLoss = blink::WebIDBDataLossTotal;
     ScriptWrappable::init(this);
 }