Merge pull request #6865 from robolectric/piper_410475180

Fix SDK version check for onPageFinished() call. It should be available for all SDK versions instead. See https://developer.android.com/reference/android/webkit/WebViewClient#onPageFinished(android.webkit.WebView,%20java.lang.String)

shadows/framework/src/main/java/org/robolectric/shadows/ShadowWebView.java

@@ -277,7 +277,7 @@ private void performSuccessfulPageLoad(String url) {
                 webChromeClient.onReceivedTitle(realWebView, url);
                 webChromeClient.onProgressChanged(realWebView, 100);
               }
-              if (webViewClient != null && VERSION.SDK_INT >= 23) {
+              if (webViewClient != null) {
                 webViewClient.onPageFinished(realWebView, url);
               }
             });