IndexedDB: Replace IDL operation overloading with ScriptValue handling

Source/core/inspector/InspectorIndexedDBAgent.cpp

Index: Source/core/inspector/InspectorIndexedDBAgent.cpp
diff --git a/Source/core/inspector/InspectorIndexedDBAgent.cpp b/Source/core/inspector/InspectorIndexedDBAgent.cpp
index 3eb79b81f8a098379cd6053f4b48a008ca56ebdc..fecf5d1d7f4785a9cf1a792d2273c7362a9724a9 100644
--- a/Source/core/inspector/InspectorIndexedDBAgent.cpp
+++ b/Source/core/inspector/InspectorIndexedDBAgent.cpp
@@ -520,9 +520,9 @@ public:
                 return;
             }
 
-            idbRequest = idbIndex->openCursor(context(), PassRefPtr<IDBKeyRange>(m_idbKeyRange), IDBCursor::directionNext(), IGNORE_EXCEPTION);
+            idbRequest = idbIndex->openCursor(context(), PassRefPtr<IDBKeyRange>(m_idbKeyRange), IndexedDB::CursorNext);
         } else {
-            idbRequest = idbObjectStore->openCursor(context(), PassRefPtr<IDBKeyRange>(m_idbKeyRange), IDBCursor::directionNext(), IGNORE_EXCEPTION);
+            idbRequest = idbObjectStore->openCursor(context(), PassRefPtr<IDBKeyRange>(m_idbKeyRange), IndexedDB::CursorNext);
         }
         idbRequest->addEventListener(eventNames().successEvent, openCursorCallback, false);
     }