https://bugs.webkit.org/show_bug.cgi?id=123449

Reviewed by Beth Dakin.

- Rename IDBTransactionBackendLevelDB to IDBTransactionBackendImpl
- Rename IDBTransactionBackendLevelDBOperations to IDBTransactionBackendOperations
- Move their files from the leveldb subdirectory to the indexeddb directory

* CMakeLists.txt:
* GNUmakefile.list.am:
* WebCore.xcodeproj/project.pbxproj:

* Modules/indexeddb/IDBTransactionBackendImpl.cpp: Renamed from Source/WebCore/Modules/indexeddb/leveldb/IDBTransactionBackendLevelDB.cpp.
* Modules/indexeddb/IDBTransactionBackendImpl.h: Renamed from Source/WebCore/Modules/indexeddb/leveldb/IDBTransactionBackendLevelDB.h.
* Modules/indexeddb/IDBTransactionBackendOperations.cpp: Renamed from Source/WebCore/Modules/indexeddb/leveldb/IDBTransactionBackendLevelDBOperations.cpp.
* Modules/indexeddb/IDBTransactionBackendOperations.h: Renamed from Source/WebCore/Modules/indexeddb/leveldb/IDBTransactionBackendLevelDBOperations.h.

* Modules/indexeddb/leveldb/IDBCursorBackendLevelDB.cpp:
* Modules/indexeddb/leveldb/IDBCursorBackendLevelDB.h:
* Modules/indexeddb/leveldb/IDBFactoryBackendLevelDB.cpp:
(WebCore::IDBFactoryBackendLevelDB::maybeCreateTransactionBackend):


git-svn-id: http://svn.webkit.org/repository/webkit/trunk@158253 268f45cc-cd09-0410-ab3c-d52691b4dbfc