Make IndexedDBConnection IDs independent from the IPC database ID.

content/child/indexed_db/indexed_db_dispatcher.h

 // Copyright 2013 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_CHILD_INDEXED_DB_INDEXED_DB_DISPATCHER_H_
 #define CONTENT_CHILD_INDEXED_DB_INDEXED_DB_DISPATCHER_H_
 
 #include <stddef.h>
 #include <stdint.h>
 
@@ skipping 218 matching lines @@
   void OnSuccessArray(const IndexedDBMsg_CallbacksSuccessArray_Params& p);
   void OnSuccessInteger(int32_t ipc_thread_id,
                         int32_t ipc_callbacks_id,
                         int64_t value);
   void OnSuccessUndefined(int32_t ipc_thread_id, int32_t ipc_callbacks_id);
   void OnError(int32_t ipc_thread_id,
                int32_t ipc_callbacks_id,
                int code,
                const base::string16& message);
   void OnDatabaseChanges(int32_t ipc_thread_id,
-                         int32_t ipc_database_id,
                          const IndexedDBMsg_ObserverChanges&);
 
   // Reset cursor prefetch caches for all cursors except exception_cursor_id.
   void ResetCursorPrefetchCaches(int64_t transaction_id,
                                  int32_t ipc_exception_cursor_id);
 
   scoped_refptr<ThreadSafeSender> thread_safe_sender_;
 
   // Maximum size (in bytes) of value/key pair allowed for put requests. Any
   // requests larger than this size will be rejected.
@@ skipping 25 matching lines @@
   std::map<int32_t, WebIDBCursorImpl*> cursors_;
 
   std::map<int32_t, WebIDBDatabaseImpl*> databases_;
 
   DISALLOW_COPY_AND_ASSIGN(IndexedDBDispatcher);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_CHILD_INDEXED_DB_INDEXED_DB_DISPATCHER_H_