flutter_webview_plugin/android/build.gradle

group 'com.yourcompany.flutter_webview_plugin'
version '1.0-SNAPSHOT'

buildscript {
    repositories {
        google()
        jcenter()
    }

    dependencies {
        classpath 'com.android.tools.build:gradle:3.1.2'
    }
}

allprojects {
    repositories {
        jcenter()
    }
}

apply plugin: 'com.android.library'

android {
    compileSdkVersion 25
    buildToolsVersion '27.0.3'

    defaultConfig {
        testInstrumentationRunner "android.support.test.runner.AndroidJUnitRunner"
    }
    lintOptions {
        disable 'InvalidPackage'
    }
}