title: context(String) is undefined error while switch to webview mode in Appium Hybrid app testing
body: <p>I have received error in Eclipse for </p>
  
  <pre><code>      driver.switchTo().context("WEBVIEW");
  </code></pre>
  
  <p>I am trying to switch the app into webview mode in hybrid ios application testing.
  How to fix this error? I have attached screenshot below
  <img src="https://i.stack.imgur.com/fWd11.png" alt="enter image description here"></p>