compat apply windows insets

android/src/main/java/com/taobao/idlefish/flutterboost/BoostFlutterView.java

@@ -26,6 +26,7 @@ package com.taobao.idlefish.flutterboost;
 import android.content.Context;
 import android.graphics.Bitmap;
 import android.os.Build;
+import android.support.v4.view.ViewCompat;
 import android.text.TextUtils;
 import android.util.AttributeSet;
 import android.view.SurfaceHolder;
@@ -203,6 +204,8 @@ public class BoostFlutterView extends FlutterView {
                     super.onApplyWindowInsets(mCurrentWindowInsets);
                 }
             }
+        }else {
+            ViewCompat.requestApplyInsets(this);
         }
     }
 }