activity_main.xml

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:app="http://schemas.android.com/apk/res-auto"
    xmlns:tools="http://schemas.android.com/tools"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:orientation="vertical"
    tools:context=".MainActivity">

    <WebView
        android:id="@+id/webview"
        android:layout_width="match_parent"
        android:layout_height="0dp"
        android:layout_weight="1" />

    <Button
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:text="Crash"
        android:layout_gravity="center"
        android:onClick="crash"/>

</LinearLayout>

MainActivity.java

package com.test.hellowebviewjava;

import android.os.Build;
import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.view.View;
import android.view.ViewGroup;
import android.webkit.RenderProcessGoneDetail;
import android.webkit.WebView;
import android.webkit.WebViewClient;

public class MainActivity extends AppCompatActivity {
    private WebView mWebView;

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);

        mWebView = findViewById(R.id.webview);
        mWebView.setWebViewClient(new WebViewClient() {
            @Override
            public boolean onRenderProcessGone(WebView view, RenderProcessGoneDetail detail) {
                if (Build.VERSION.SDK_INT < Build.VERSION_CODES.O) {
                    return super.onRenderProcessGone(view, detail);
                }

                super.onRenderProcessGone(view, detail);

                if (view != null) {
                    ((ViewGroup) view.getParent()).removeView(view);
                    view.destroy();
                    view = null;
                }

                return true;
            }
        });

        mWebView.loadUrl("https://www.example.com");
    }

    public void crash(View v) {
        if (mWebView != null) {
            mWebView.loadUrl("chrome://crash");
        }
    }
}