Add-to-app samples using plugin (#152)

experimental/add_to_app/android_fullscreen/app/build.gradle

@@ -18,7 +18,6 @@ android {
     buildTypes {
         release {
             minifyEnabled false
-            proguardFiles getDefaultProguardFile('proguard-android-optimize.txt'), 'proguard-rules.pro'
         }
     }
     compileOptions {

experimental/add_to_app/android_fullscreen/app/proguard-rules.pro

@@ -1,21 +0,0 @@
-# Add project specific ProGuard rules here.
-# You can control the set of applied configuration files using the
-# proguardFiles setting in build.gradle.
-#
-# For more details, see
-#   http://developer.android.com/guide/developing/tools/proguard.html
-
-# If your project uses WebView with JS, uncomment the following
-# and specify the fully qualified class name to the JavaScript interface
-# class:
-#-keepclassmembers class fqcn.of.javascript.interface.for.webview {
-#   public *;
-#}
-
-# Uncomment this to preserve the line number information for
-# debugging stack traces.
-#-keepattributes SourceFile,LineNumberTable
-
-# If you keep the line number information, uncomment this to
-# hide the original source file name.
-#-renamesourcefileattribute SourceFile

experimental/add_to_app/android_fullscreen/app/src/main/java/dev/flutter/example/androidfullscreen/MyApplication.kt

@@ -9,7 +9,6 @@ import io.flutter.embedding.engine.FlutterEngine
 import io.flutter.embedding.engine.FlutterEngineCache
 import io.flutter.embedding.engine.dart.DartExecutor
 import io.flutter.plugin.common.MethodChannel
-import io.flutter.view.FlutterMain
 
 const val ENGINE_ID = "1"
 
@@ -21,9 +20,6 @@ class MyApplication : Application() {
     override fun onCreate() {
         super.onCreate()
 
-        FlutterMain.startInitialization(this)
-        FlutterMain.ensureInitializationComplete(this, null)
-
         val flutterEngine = FlutterEngine(this)
         flutterEngine
             .dartExecutor
@@ -42,7 +38,6 @@ class MyApplication : Application() {
                     reportCounter()
                 }
                 "requestCounter" -> {
-                    print("requestCounter")
                     reportCounter()
                 }
             }

experimental/add_to_app/android_fullscreen/build.gradle

@@ -5,7 +5,6 @@ buildscript {
     repositories {
         google()
         jcenter()
-        
     }
     dependencies {
         classpath 'com.android.tools.build:gradle:3.5.0'