IPC plumbing for IndexedDB to snapshot metadata to the renderer.

content/browser/in_process_webkit/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_IN_PROCESS_WEBKIT_INDEXED_DB_DISPATCHER_HOST_H_
 #define CONTENT_BROWSER_IN_PROCESS_WEBKIT_INDEXED_DB_DISPATCHER_HOST_H_
 #pragma once
 
 #include <map>
 
 #include "base/basictypes.h"
 #include "base/id_map.h"
 #include "content/public/browser/browser_message_filter.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/WebExceptionCode.h"
 
 class GURL;
 class IndexedDBContextImpl;
+struct IndexedDBDatabaseMetadata;
 struct IndexedDBHostMsg_DatabaseCreateObjectStore_Params;
 struct IndexedDBHostMsg_FactoryDeleteDatabase_Params;
 struct IndexedDBHostMsg_FactoryGetDatabaseNames_Params;
 struct IndexedDBHostMsg_FactoryOpen_Params;
 struct IndexedDBHostMsg_IndexCount_Params;
 struct IndexedDBHostMsg_IndexOpenCursor_Params;
 struct IndexedDBHostMsg_ObjectStoreCount_Params;
 struct IndexedDBHostMsg_ObjectStoreCreateIndex_Params;
 struct IndexedDBHostMsg_ObjectStoreOpenCursor_Params;
 struct IndexedDBHostMsg_ObjectStorePut_Params;
 
 namespace WebKit {
 class WebDOMStringList;
 class WebIDBCursor;
 class WebIDBDatabase;
 class WebIDBIndex;
 class WebIDBObjectStore;
 class WebIDBTransaction;
+struct WebIDBDatabaseMetadata;
+struct WebIDBIndexMetadata;
+struct WebIDBObjectStoreMetadata;
 }
 
 namespace content {
 class IndexedDBKey;
 class IndexedDBKeyPath;
 class IndexedDBKeyRange;
 class SerializedScriptValue;
 }
 
 // Handles all IndexedDB related messages from a particular renderer process.
@@ skipping 62 matching lines @@
   typedef std::map<int32, int64> WebIDBTransactionIDToSizeMap;
 
   class DatabaseDispatcherHost {
    public:
     explicit DatabaseDispatcherHost(IndexedDBDispatcherHost* parent);
     ~DatabaseDispatcherHost();
 
     bool OnMessageReceived(const IPC::Message& message, bool *msg_is_ok);
     void Send(IPC::Message* message);
 
+    void OnMetadata(int32 idb_database_id,
+                    IndexedDBDatabaseMetadata* metadata);
     void OnName(int32 idb_database_id, string16* name);
     void OnVersion(int32 idb_database_id, string16* version);
     void OnObjectStoreNames(int32 idb_database_id,
                             std::vector<string16>* object_stores);
     void OnCreateObjectStore(
         const IndexedDBHostMsg_DatabaseCreateObjectStore_Params& params,
         int32* object_store_id, WebKit::WebExceptionCode* ec);
     void OnDeleteObjectStore(int32 idb_database_id,
                              const string16& name,
                              int32 transaction_id,
@@ skipping 198 matching lines @@
   scoped_ptr<CursorDispatcherHost> cursor_dispatcher_host_;
   scoped_ptr<TransactionDispatcherHost> transaction_dispatcher_host_;
 
   // Used to dispatch messages to the correct view host.
   int process_id_;
 
   DISALLOW_IMPLICIT_CONSTRUCTORS(IndexedDBDispatcherHost);
 };
 
 #endif  // CONTENT_BROWSER_IN_PROCESS_WEBKIT_INDEXED_DB_DISPATCHER_HOST_H_