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 e55fdfca2febe05a495a1d15b9a8b6c59ba666f5..499c2aa8ad0f67d2f04fae4d4a9dd1488b22741c 100644
--- a/Source/modules/indexeddb/IDBVersionChangeEvent.cpp
+++ b/Source/modules/indexeddb/IDBVersionChangeEvent.cpp
@@ -26,6 +26,7 @@
 #include "config.h"
 #include "modules/indexeddb/IDBVersionChangeEvent.h"
 
+#include "bindings/core/v8/V8Binding.h"
 #include "bindings/modules/v8/IDBBindingUtilities.h"
 
 namespace WebCore {
@@ -33,6 +34,7 @@ namespace WebCore {
 
 IDBVersionChangeEventInit::IDBVersionChangeEventInit()
     : oldVersion(0)
+    , dataLoss(blink::WebIDBDataLossNone)
 {
 }
 
@@ -56,7 +58,7 @@ IDBVersionChangeEvent::IDBVersionChangeEvent(const AtomicString& eventType, cons
     : Event(eventType, false /*canBubble*/, false /*cancelable*/)
     , m_oldVersion(initializer.oldVersion)
     , m_newVersion(initializer.newVersion)
-    , m_dataLoss(blink::WebIDBDataLossNone)
+    , m_dataLoss(initializer.dataLoss)
 {
     ScriptWrappable::init(this);
 }
@@ -86,4 +88,18 @@ void IDBVersionChangeEvent::trace(Visitor* visitor)
     Event::trace(visitor);
 }
 
+bool IDBVersionChangeEvent::toNativeDataLoss(v8::Handle<v8::Value> value, blink::WebIDBDataLoss* dataLoss)
+{
+    String strValue = toCoreStringWithUndefinedOrNullCheck(value);
+    if (strValue == "none") {
+        *dataLoss = blink::WebIDBDataLossNone;
+        return true;
+    }
+    if (strValue == "total") {
+        *dataLoss = blink::WebIDBDataLossTotal;
+        return true;
+    }
+    return false;
+}
+
 } // namespace WebCore