Dispatch IndexedDB IPC messages to worker threads

content/renderer/renderer_webidbcursor_impl.cc

 // Copyright (c) 2011 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/renderer/renderer_webidbcursor_impl.h"
 
 #include "content/common/indexed_db_messages.h"
 #include "content/renderer/indexed_db_dispatcher.h"
 #include "content/renderer/render_thread_impl.h"
 
 using WebKit::WebExceptionCode;
 using WebKit::WebIDBCallbacks;
 using WebKit::WebIDBKey;
 using WebKit::WebSerializedScriptValue;
 
 RendererWebIDBCursorImpl::RendererWebIDBCursorImpl(int32 idb_cursor_id)
     : idb_cursor_id_(idb_cursor_id) {
 }
 
 RendererWebIDBCursorImpl::~RendererWebIDBCursorImpl() {
   // It's not possible for there to be pending callbacks that address this
   // object since inside WebKit, they hold a reference to the object wich owns
   // this object. But, if that ever changed, then we'd need to invalidate
   // any such pointers.
-  RenderThreadImpl::current()->Send(new IndexedDBHostMsg_CursorDestroyed(
+  ChildThread::current()->Send(new IndexedDBHostMsg_CursorDestroyed(
       idb_cursor_id_));
   IndexedDBDispatcher* dispatcher =
-      RenderThreadImpl::current()->indexed_db_dispatcher();
+      ChildThread::current()->indexed_db_dispatcher();
   dispatcher->CursorDestroyed(idb_cursor_id_);
 }
 
 unsigned short RendererWebIDBCursorImpl::direction() const {
   int direction;
-  RenderThreadImpl::current()->Send(
+  ChildThread::current()->Send(
       new IndexedDBHostMsg_CursorDirection(idb_cursor_id_, &direction));
   return direction;
 }
 
 WebIDBKey RendererWebIDBCursorImpl::key() const {
   return key_;
 }
 
 WebIDBKey RendererWebIDBCursorImpl::primaryKey() const {
   return primary_key_;
 }
 
 WebSerializedScriptValue RendererWebIDBCursorImpl::value() const {
   return value_;
 }
 
 void RendererWebIDBCursorImpl::update(const WebSerializedScriptValue& value,
                                       WebIDBCallbacks* callbacks,
                                       WebExceptionCode& ec) {
   IndexedDBDispatcher* dispatcher =
-      RenderThreadImpl::current()->indexed_db_dispatcher();
+      ChildThread::current()->indexed_db_dispatcher();
   dispatcher->RequestIDBCursorUpdate(
       content::SerializedScriptValue(value), callbacks, idb_cursor_id_, &ec);
 }
 
 void RendererWebIDBCursorImpl::continueFunction(const WebIDBKey& key,
                                                 WebIDBCallbacks* callbacks,
                                                 WebExceptionCode& ec) {
   IndexedDBDispatcher* dispatcher =
-      RenderThreadImpl::current()->indexed_db_dispatcher();
+      ChildThread::current()->indexed_db_dispatcher();
   dispatcher->RequestIDBCursorContinue(IndexedDBKey(key), callbacks,
                                        idb_cursor_id_, &ec);
 }
 
 void RendererWebIDBCursorImpl::deleteFunction(WebIDBCallbacks* callbacks,
                                               WebExceptionCode& ec) {
   IndexedDBDispatcher* dispatcher =
-      RenderThreadImpl::current()->indexed_db_dispatcher();
+      ChildThread::current()->indexed_db_dispatcher();
   dispatcher->RequestIDBCursorDelete(callbacks, idb_cursor_id_, &ec);
 }
 
 void RendererWebIDBCursorImpl::SetKeyAndValue(
     const IndexedDBKey& key,
     const IndexedDBKey& primary_key,
     const content::SerializedScriptValue& value) {
   key_ = key;
   primary_key_ = primary_key;
   value_ = value;
 }