old_contents: import React from 'react';
  import injectTapEventPlugin from 'react-tap-event-plugin';
  import MuiThemeProvider from 'material-ui/styles/MuiThemeProvider';
  import AppBar from 'material-ui/AppBar';
  import './css/app.css';
  
  // Needed for onTouchTap
  injectTapEventPlugin();
  
  class App extends React.Component {
      render() {
          return (
              <MuiThemeProvider>
                  <div>
                      <AppBar
                          title="0xFF"
                          onLeftIconButtonTouchTap={()=>alert("touched!")}
                      />
                      {this.props.children}
                  </div>
              </MuiThemeProvider>
          );
      }
  }
  
  App.propTypes = {
      children: React.PropTypes.element
  };
  
  export default App;
  
new_contents: import React from 'react';
  import injectTapEventPlugin from 'react-tap-event-plugin';
  import MuiThemeProvider from 'material-ui/styles/MuiThemeProvider';
  import AppBar from 'material-ui/AppBar';
  import './css/app.css';
  
  // Needed for onTouchTap
  injectTapEventPlugin();
  
  class App extends React.Component {
      render() {
          return (
              <MuiThemeProvider>
                  <div>
                      <AppBar
                          title="Title"
                          onLeftIconButtonTouchTap={()=>alert("touched")}
                      />
                      {this.props.children}
                  </div>
              </MuiThemeProvider>
          );
      }
  }
  
  App.propTypes = {
      children: React.PropTypes.element
  };
  
  export default App;
  
subject: Change title