TextCompositionUpdate  287 Source/core/editing/InputMethodController.cpp         TypingCommand::insertText(*m_frame.document(), text, TypingCommand::SelectInsertedText | TypingCommand::PreventSpellChecking, TypingCommand::TextCompositionUpdate);
TextCompositionUpdate  177 Source/core/editing/TypingCommand.cpp     String newText = dispatchBeforeTextInsertedEvent(text, selectionForInsertion, compositionType == TextCompositionUpdate);