Dispatch IndexedDB IPC messages to worker threads

content/renderer/renderer_webidbindex_impl.cc

 // Copyright (c) 2010 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_webidbindex_impl.h"
 
 #include "content/common/indexed_db_messages.h"
 #include "content/renderer/indexed_db_dispatcher.h"
 #include "content/renderer/render_thread_impl.h"
 #include "content/renderer/renderer_webidbtransaction_impl.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/WebString.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/WebVector.h"
 
 using WebKit::WebExceptionCode;
 using WebKit::WebDOMStringList;
 using WebKit::WebString;
 using WebKit::WebVector;
 
 RendererWebIDBIndexImpl::RendererWebIDBIndexImpl(int32 idb_index_id)
     : idb_index_id_(idb_index_id) {
 }
 
 RendererWebIDBIndexImpl::~RendererWebIDBIndexImpl() {
   // 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_IndexDestroyed(
+  ChildThread::current()->Send(new IndexedDBHostMsg_IndexDestroyed(
       idb_index_id_));
 }
 
 WebString RendererWebIDBIndexImpl::name() const {
   string16 result;
-  RenderThreadImpl::current()->Send(
+  ChildThread::current()->Send(
       new IndexedDBHostMsg_IndexName(idb_index_id_, &result));
   return result;
 }
 
 WebString RendererWebIDBIndexImpl::storeName() const {
   string16 result;
-  RenderThreadImpl::current()->Send(
+  ChildThread::current()->Send(
       new IndexedDBHostMsg_IndexStoreName(idb_index_id_, &result));
   return result;
 }
 
 WebString RendererWebIDBIndexImpl::keyPath() const {
   NullableString16 result;
-  RenderThreadImpl::current()->Send(
+  ChildThread::current()->Send(
       new IndexedDBHostMsg_IndexKeyPath(idb_index_id_, &result));
   return result;
 }
 
 bool RendererWebIDBIndexImpl::unique() const {
   bool result;
-  RenderThreadImpl::current()->Send(
+  ChildThread::current()->Send(
       new IndexedDBHostMsg_IndexUnique(idb_index_id_, &result));
   return result;
 }
 
 void RendererWebIDBIndexImpl::openObjectCursor(
     const WebKit::WebIDBKeyRange& range,
     unsigned short direction,
     WebKit::WebIDBCallbacks* callbacks,
     const WebKit::WebIDBTransaction& transaction,
     WebExceptionCode& ec) {
   IndexedDBDispatcher* dispatcher =
-      RenderThreadImpl::current()->indexed_db_dispatcher();
+      ChildThread::current()->indexed_db_dispatcher();
   dispatcher->RequestIDBIndexOpenObjectCursor(
       range, direction, callbacks,  idb_index_id_, transaction, &ec);
 }
 
 void RendererWebIDBIndexImpl::openKeyCursor(
     const WebKit::WebIDBKeyRange& range,
     unsigned short direction,
     WebKit::WebIDBCallbacks* callbacks,
     const WebKit::WebIDBTransaction& transaction,
     WebExceptionCode& ec) {
   IndexedDBDispatcher* dispatcher =
-      RenderThreadImpl::current()->indexed_db_dispatcher();
+      ChildThread::current()->indexed_db_dispatcher();
   dispatcher->RequestIDBIndexOpenKeyCursor(
       range, direction, callbacks,  idb_index_id_, transaction, &ec);
 }
 
 void RendererWebIDBIndexImpl::getObject(
     const WebKit::WebIDBKey& key,
     WebKit::WebIDBCallbacks* callbacks,
     const WebKit::WebIDBTransaction& transaction,
     WebExceptionCode& ec) {
   IndexedDBDispatcher* dispatcher =
-      RenderThreadImpl::current()->indexed_db_dispatcher();
+      ChildThread::current()->indexed_db_dispatcher();
   dispatcher->RequestIDBIndexGetObject(
       IndexedDBKey(key), callbacks, idb_index_id_, transaction, &ec);
 }
 
 void RendererWebIDBIndexImpl::getKey(
     const WebKit::WebIDBKey& key,
     WebKit::WebIDBCallbacks* callbacks,
     const WebKit::WebIDBTransaction& transaction,
     WebExceptionCode& ec) {
   IndexedDBDispatcher* dispatcher =
-      RenderThreadImpl::current()->indexed_db_dispatcher();
+      ChildThread::current()->indexed_db_dispatcher();
   dispatcher->RequestIDBIndexGetKey(
       IndexedDBKey(key), callbacks, idb_index_id_, transaction, &ec);
 }