Minor IndexedDB refactorings.

third_party/WebKit/Source/modules/indexeddb/IDBIndex.h

Index: third_party/WebKit/Source/modules/indexeddb/IDBIndex.h
diff --git a/third_party/WebKit/Source/modules/indexeddb/IDBIndex.h b/third_party/WebKit/Source/modules/indexeddb/IDBIndex.h
index 77c907c495641f8871b9c0721d06f2e45d7b9065..041080d529e2b88f50ba00f69004cadb6ad38c75 100644
--- a/third_party/WebKit/Source/modules/indexeddb/IDBIndex.h
+++ b/third_party/WebKit/Source/modules/indexeddb/IDBIndex.h
@@ -54,12 +54,12 @@ public:
     DECLARE_TRACE();
 
     // Implement the IDL
-    const String& name() const { return m_metadata.name; }
+    const String& name() const { return metadata().name; }
     void setName(const String& name, ExceptionState&);
     IDBObjectStore* objectStore() const { return m_objectStore.get(); }
     ScriptValue keyPath(ScriptState*) const;
-    bool unique() const { return m_metadata.unique; }
-    bool multiEntry() const { return m_metadata.multiEntry; }
+    bool unique() const { return metadata().unique; }
+    bool multiEntry() const { return metadata().multiEntry; }
 
     IDBRequest* openCursor(ScriptState*, const ScriptValue& key, const String& direction, ExceptionState&);
     IDBRequest* openKeyCursor(ScriptState*, const ScriptValue& range, const String& direction, ExceptionState&);
@@ -73,7 +73,7 @@ public:
 
     void markDeleted() { m_deleted = true; }
     bool isDeleted() const;
-    int64_t id() const { return m_metadata.id; }
+    int64_t id() const { return metadata().id; }
 
     // Used internally and by InspectorIndexedDBAgent:
     IDBRequest* openCursor(ScriptState*, IDBKeyRange*, WebIDBCursorDirection);
@@ -83,6 +83,8 @@ public:
 private:
     IDBIndex(const IDBIndexMetadata&, IDBObjectStore*, IDBTransaction*);
 
+    const IDBIndexMetadata& metadata() const { return m_metadata; }
+
     IDBRequest* getInternal(ScriptState*, const ScriptValue& key, ExceptionState&, bool keyOnly);
     IDBRequest* getAllInternal(ScriptState*, const ScriptValue& range, unsigned long maxCount, ExceptionState&, bool keyOnly);