修复报错

app/src/main/java/com/sheep/gamegroup/util/ViewUtil.java

@@ -265,6 +265,9 @@ public class ViewUtil {
 
     //加载js
     public static void loadJs(com.tencent.smtt.sdk.WebView mWebView, String js) {
+        if(mWebView == null){
+            return;
+        }
         if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.KITKAT) {
             mWebView.evaluateJavascript("javascript:" + js, new com.tencent.smtt.sdk.ValueCallback<String>() {
                 @Override