IndexedDB: Replace IDL operation overloading with ScriptValue handling

Source/modules/indexeddb/IDBObjectStore.h

Index: Source/modules/indexeddb/IDBObjectStore.h
diff --git a/Source/modules/indexeddb/IDBObjectStore.h b/Source/modules/indexeddb/IDBObjectStore.h
index a4e8d3eec4f5b0bd5a7f26a277170ab9516c65d8..dd24409c8e37697cbaf91a70999fd49f101f2451 100644
--- a/Source/modules/indexeddb/IDBObjectStore.h
+++ b/Source/modules/indexeddb/IDBObjectStore.h
@@ -64,13 +64,10 @@ public:
     PassRefPtr<IDBTransaction> transaction() const { return m_transaction; }
     bool autoIncrement() const { return m_metadata.autoIncrement; }
 
-    PassRefPtr<IDBRequest> openCursor(ScriptExecutionContext* context, PassRefPtr<IDBKeyRange> range, const String& direction, ExceptionState& es) { return openCursor(context, range, direction, IDBDatabaseBackendInterface::NormalTask, es); }
-    PassRefPtr<IDBRequest> openCursor(ScriptExecutionContext*, const ScriptValue& key, const String& direction, ExceptionState&);
+    PassRefPtr<IDBRequest> openCursor(ScriptExecutionContext*, const ScriptValue& range, const String& direction, ExceptionState&);
     PassRefPtr<IDBRequest> get(ScriptExecutionContext*, const ScriptValue& key, ExceptionState&);
-    PassRefPtr<IDBRequest> get(ScriptExecutionContext*, PassRefPtr<IDBKeyRange>, ExceptionState&);
     PassRefPtr<IDBRequest> add(ScriptState*, ScriptValue&, const ScriptValue& key, ExceptionState&);
     PassRefPtr<IDBRequest> put(ScriptState*, ScriptValue&, const ScriptValue& key, ExceptionState&);
-    PassRefPtr<IDBRequest> deleteFunction(ScriptExecutionContext*, PassRefPtr<IDBKeyRange>, ExceptionState&);
     PassRefPtr<IDBRequest> deleteFunction(ScriptExecutionContext*, const ScriptValue& key, ExceptionState&);
     PassRefPtr<IDBRequest> clear(ScriptExecutionContext*, ExceptionState&);
 
@@ -79,12 +76,14 @@ public:
     PassRefPtr<IDBIndex> index(const String& name, ExceptionState&);
     void deleteIndex(const String& name, ExceptionState&);
 
-    PassRefPtr<IDBRequest> count(ScriptExecutionContext*, PassRefPtr<IDBKeyRange>, ExceptionState&);
-    PassRefPtr<IDBRequest> count(ScriptExecutionContext*, const ScriptValue& key, ExceptionState&);
+    PassRefPtr<IDBRequest> count(ScriptExecutionContext*, const ScriptValue& range, ExceptionState&);
 
     // Used by IDBCursor::update():
     PassRefPtr<IDBRequest> put(IDBDatabaseBackendInterface::PutMode, PassRefPtr<IDBAny> source, ScriptState*, ScriptValue&, PassRefPtr<IDBKey>, ExceptionState&);
 
+    // Used internally and by InspectorIndexedDBAgent:
+    PassRefPtr<IDBRequest> openCursor(ScriptExecutionContext*, PassRefPtr<IDBKeyRange>, IndexedDB::CursorDirection, IDBDatabaseBackendInterface::TaskType = IDBDatabaseBackendInterface::NormalTask);
+
     void markDeleted() { m_deleted = true; }
     bool isDeleted() const { return m_deleted; }
     void transactionFinished();
@@ -100,7 +99,6 @@ public:
 private:
     IDBObjectStore(const IDBObjectStoreMetadata&, IDBTransaction*);
 
-    PassRefPtr<IDBRequest> openCursor(ScriptExecutionContext*, PassRefPtr<IDBKeyRange>, const String& direction, IDBDatabaseBackendInterface::TaskType, ExceptionState&);
     PassRefPtr<IDBIndex> createIndex(ScriptExecutionContext*, const String& name, const IDBKeyPath&, const Dictionary&, ExceptionState&);
     PassRefPtr<IDBIndex> createIndex(ScriptExecutionContext*, const String& name, const IDBKeyPath&, bool unique, bool multiEntry, ExceptionState&);
     PassRefPtr<IDBRequest> put(IDBDatabaseBackendInterface::PutMode, PassRefPtr<IDBAny> source, ScriptState*, ScriptValue&, const ScriptValue& key, ExceptionState&);