SendSyncMessageFromAnyThread 177 content/renderer/renderer_webkitplatformsupport_impl.cc bool SendSyncMessageFromAnyThread(IPC::SyncMessage* msg) const; SendSyncMessageFromAnyThread 530 content/renderer/renderer_webkitplatformsupport_impl.cc if (!SendSyncMessageFromAnyThread(new FileUtilitiesMsg_GetFileInfo(