IndexedDB: Implement IPC plumbing for IDBObjectStore.delete(IDBKeyRange)

content/browser/in_process_webkit/indexed_db_dispatcher_host.cc

 // 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.
 
 #include "content/browser/in_process_webkit/indexed_db_dispatcher_host.h"
 
 #include "base/bind.h"
 #include "base/command_line.h"
 #include "base/utf_string_conversions.h"
 #include "content/browser/in_process_webkit/indexed_db_callbacks.h"
@@ skipping 688 matching lines @@
     const IPC::Message& message, bool* msg_is_ok) {
   bool handled = true;
   IPC_BEGIN_MESSAGE_MAP_EX(IndexedDBDispatcherHost::ObjectStoreDispatcherHost,
                            message, *msg_is_ok)
     IPC_MESSAGE_HANDLER(IndexedDBHostMsg_ObjectStoreName, OnName)
     IPC_MESSAGE_HANDLER(IndexedDBHostMsg_ObjectStoreKeyPath, OnKeyPath)
     IPC_MESSAGE_HANDLER(IndexedDBHostMsg_ObjectStoreIndexNames, OnIndexNames)
     IPC_MESSAGE_HANDLER(IndexedDBHostMsg_ObjectStoreGet, OnGet)
     IPC_MESSAGE_HANDLER(IndexedDBHostMsg_ObjectStorePut, OnPut)
     IPC_MESSAGE_HANDLER(IndexedDBHostMsg_ObjectStoreDelete, OnDelete)
+    IPC_MESSAGE_HANDLER(IndexedDBHostMsg_ObjectStoreDeleteRange, OnDeleteRange)
     IPC_MESSAGE_HANDLER(IndexedDBHostMsg_ObjectStoreClear, OnClear)
     IPC_MESSAGE_HANDLER(IndexedDBHostMsg_ObjectStoreCreateIndex, OnCreateIndex)
     IPC_MESSAGE_HANDLER(IndexedDBHostMsg_ObjectStoreIndex, OnIndex)
     IPC_MESSAGE_HANDLER(IndexedDBHostMsg_ObjectStoreDeleteIndex, OnDeleteIndex)
     IPC_MESSAGE_HANDLER(IndexedDBHostMsg_ObjectStoreOpenCursor, OnOpenCursor)
     IPC_MESSAGE_HANDLER(IndexedDBHostMsg_ObjectStoreCount, OnCount)
     IPC_MESSAGE_HANDLER(IndexedDBHostMsg_ObjectStoreDestroyed, OnDestroyed)
     IPC_MESSAGE_UNHANDLED(handled = false)
   IPC_END_MESSAGE_MAP()
   return handled;
@@ skipping 92 matching lines @@
     return;
 
   *ec = 0;
   scoped_ptr<WebIDBCallbacks> callbacks(
       new IndexedDBCallbacks<WebSerializedScriptValue>(parent_, thread_id,
                                                        response_id));
   idb_object_store->deleteFunction(
       key, callbacks.release(), *idb_transaction, *ec);
 }
 
+void IndexedDBDispatcherHost::ObjectStoreDispatcherHost::OnDeleteRange(
+    int idb_object_store_id,
+    int32 thread_id,
+    int32 response_id,
+    const IndexedDBKeyRange& key_range,
+    int32 transaction_id,
+    WebKit::WebExceptionCode* ec) {
+  DCHECK(BrowserThread::CurrentlyOn(BrowserThread::WEBKIT_DEPRECATED));
+  WebIDBObjectStore* idb_object_store = parent_->GetOrTerminateProcess(
+      &map_, idb_object_store_id);
+  WebIDBTransaction* idb_transaction = parent_->GetOrTerminateProcess(
+      &parent_->transaction_dispatcher_host_->map_, transaction_id);
+  if (!idb_transaction || !idb_object_store)
+    return;
+
+  *ec = 0;
+  scoped_ptr<WebIDBCallbacks> callbacks(
+      new IndexedDBCallbacks<WebSerializedScriptValue>(parent_, thread_id,
+                                                       response_id));
+  idb_object_store->deleteFunction(
+      key_range, callbacks.release(), *idb_transaction, *ec);
+}
+
 void IndexedDBDispatcherHost::ObjectStoreDispatcherHost::OnClear(
     int idb_object_store_id,
     int32 thread_id,
     int32 response_id,
     int32 transaction_id,
     WebKit::WebExceptionCode* ec) {
   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::WEBKIT_DEPRECATED));
   WebIDBObjectStore* idb_object_store = parent_->GetOrTerminateProcess(
       &map_, idb_object_store_id);
   WebIDBTransaction* idb_transaction = parent_->GetOrTerminateProcess(
@@ skipping 360 matching lines @@
   }
   idb_transaction->didCompleteTaskEvents();
 }
 
 void IndexedDBDispatcherHost::TransactionDispatcherHost::OnDestroyed(
     int32 object_id) {
   transaction_size_map_.erase(object_id);
   transaction_url_map_.erase(object_id);
   parent_->DestroyObject(&map_, object_id);
 }