content: Cleanup class/struct forward declarations

content/browser/indexed_db/indexed_db_dispatcher_host.h

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef CONTENT_BROWSER_INDEXED_DB_INDEXED_DB_DISPATCHER_HOST_H_
 #define CONTENT_BROWSER_INDEXED_DB_INDEXED_DB_DISPATCHER_HOST_H_
 
 #include <stdint.h>
 
 #include <map>
@@ skipping 21 matching lines @@
 struct IndexedDBHostMsg_DatabaseCreateIndex_Params;
 struct IndexedDBHostMsg_DatabaseCreateObjectStore_Params;
 struct IndexedDBHostMsg_DatabaseCreateTransaction_Params;
 struct IndexedDBHostMsg_DatabaseDeleteRange_Params;
 struct IndexedDBHostMsg_DatabaseGet_Params;
 struct IndexedDBHostMsg_DatabaseGetAll_Params;
 struct IndexedDBHostMsg_DatabaseObserve_Params;
 struct IndexedDBHostMsg_DatabaseOpenCursor_Params;
 struct IndexedDBHostMsg_DatabasePut_Params;
 struct IndexedDBHostMsg_DatabaseSetIndexKeys_Params;
-struct IndexedDBHostMsg_FactoryDeleteDatabase_Params;
-struct IndexedDBHostMsg_FactoryGetDatabaseNames_Params;
-struct IndexedDBHostMsg_FactoryOpen_Params;
 struct IndexedDBMsg_Observation;
 struct IndexedDBMsg_ObserverChanges;
 
 namespace url {
 class Origin;
 }
 
 namespace content {
 class IndexedDBBlobInfo;
 class IndexedDBCallbacks;
 class IndexedDBConnection;
 class IndexedDBContextImpl;
 class IndexedDBCursor;
 class IndexedDBDatabaseCallbacks;
 class IndexedDBKey;
-class IndexedDBKeyPath;
-class IndexedDBKeyRange;
 class IndexedDBObservation;
 class IndexedDBObserverChanges;
 struct IndexedDBDatabaseMetadata;
 
 // Handles all IndexedDB related messages from a particular renderer process.
 class IndexedDBDispatcherHost
     : public BrowserMessageFilter,
       public BrowserAssociatedInterface<::indexed_db::mojom::Factory>,
       public ::indexed_db::mojom::Factory {
  public:
@@ skipping 281 matching lines @@
 
   // Used to set file permissions for blob storage.
   int ipc_process_id_;
 
   DISALLOW_IMPLICIT_CONSTRUCTORS(IndexedDBDispatcherHost);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_INDEXED_DB_INDEXED_DB_DISPATCHER_HOST_H_