css.stepIntoButton(), DebuggerCommand.STEP_INTO, "Step Into");
stepOutButton = createControlButton(
css.stepOutButton(), DebuggerCommand.STEP_OUT, "Step Out");
Element rootElement = Elements.createDivElement(css.root());
rootElement.appendChild(pauseButton);
rootElement.appendChild(resumeButton);
rootElement.appendChild(stepOverButton);
rootElement.appendChild(stepIntoButton);
rootElement.appendChild(stepOutButton);
setElement(rootElement);