Make some ScriptValue references const in modules/indexeddb

Source/modules/indexeddb/IDBObjectStore.h

 /*
  * Copyright (C) 2010 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  *
  * 1.  Redistributions of source code must retain the above copyright
  *     notice, this list of conditions and the following disclaimer.
  * 2.  Redistributions in binary form must reproduce the above copyright
@@ skipping 51 matching lines @@
     int64_t id() const { return m_metadata.id; }
     const String& name() const { return m_metadata.name; }
     ScriptValue keyPath(ScriptState*) const;
     PassRefPtrWillBeRawPtr<DOMStringList> indexNames() const;
     IDBTransaction* transaction() const { return m_transaction.get(); }
     bool autoIncrement() const { return m_metadata.autoIncrement; }
 
     IDBRequest* openCursor(ScriptState*, const ScriptValue& range, const String& direction, ExceptionState&);
     IDBRequest* openKeyCursor(ScriptState*, const ScriptValue& range, const String& direction, ExceptionState&);
     IDBRequest* get(ScriptState*, const ScriptValue& key, ExceptionState&);
-    IDBRequest* add(ScriptState*, ScriptValue&, const ScriptValue& key, ExceptionState&);
-    IDBRequest* put(ScriptState*, ScriptValue&, const ScriptValue& key, ExceptionState&);
+    IDBRequest* add(ScriptState*, const ScriptValue&, const ScriptValue& key, ExceptionState&);
+    IDBRequest* put(ScriptState*, const ScriptValue&, const ScriptValue& key, ExceptionState&);
     IDBRequest* deleteFunction(ScriptState*, const ScriptValue& key, ExceptionState&);
     IDBRequest* clear(ScriptState*, ExceptionState&);
 
     IDBIndex* createIndex(ScriptState* scriptState, const String& name, const String& keyPath, const Dictionary& options, ExceptionState& exceptionState)
     {
         return createIndex(scriptState, name, IDBKeyPath(keyPath), options, exceptionState);
     }
     IDBIndex* createIndex(ScriptState* scriptState, const String& name, const Vector<String>& keyPath, const Dictionary& options, ExceptionState& exceptionState)
     {
         return createIndex(scriptState, name, IDBKeyPath(keyPath), options, exceptionState);
     }
     IDBIndex* index(const String& name, ExceptionState&);
     void deleteIndex(const String& name, ExceptionState&);
 
     IDBRequest* count(ScriptState*, const ScriptValue& range, ExceptionState&);
 
     // Used by IDBCursor::update():
-    IDBRequest* put(ScriptState*, WebIDBPutMode, IDBAny* source, ScriptValue&, IDBKey*, ExceptionState&);
+    IDBRequest* put(ScriptState*, WebIDBPutMode, IDBAny* source, const ScriptValue&, IDBKey*, ExceptionState&);
 
     // Used internally and by InspectorIndexedDBAgent:
     IDBRequest* openCursor(ScriptState*, IDBKeyRange*, WebIDBCursorDirection, WebIDBTaskType = WebIDBTaskTypeNormal);
 
     void markDeleted() { m_deleted = true; }
     bool isDeleted() const { return m_deleted; }
     void transactionFinished();
 
     const IDBObjectStoreMetadata& metadata() const { return m_metadata; }
     void setMetadata(const IDBObjectStoreMetadata& metadata) { m_metadata = metadata; }
 
     typedef HeapVector<Member<IDBKey> > IndexKeys;
 
     WebIDBDatabase* backendDB() const;
 
 private:
     IDBObjectStore(const IDBObjectStoreMetadata&, IDBTransaction*);
 
     IDBIndex* createIndex(ScriptState*, const String& name, const IDBKeyPath&, const Dictionary&, ExceptionState&);
     IDBIndex* createIndex(ScriptState*, const String& name, const IDBKeyPath&, bool unique, bool multiEntry, ExceptionState&);
-    IDBRequest* put(ScriptState*, WebIDBPutMode, IDBAny* source, ScriptValue&, const ScriptValue& key, ExceptionState&);
+    IDBRequest* put(ScriptState*, WebIDBPutMode, IDBAny* source, const ScriptValue&, const ScriptValue& key, ExceptionState&);
 
     int64_t findIndexId(const String& name) const;
     bool containsIndex(const String& name) const
     {
         return findIndexId(name) != IDBIndexMetadata::InvalidId;
     }
 
     IDBObjectStoreMetadata m_metadata;
     Member<IDBTransaction> m_transaction;
     bool m_deleted;
 
     typedef HeapHashMap<String, Member<IDBIndex> > IDBIndexMap;
     IDBIndexMap m_indexMap;
 };
 
 } // namespace blink
 
 #endif // IDBObjectStore_h