Update Dagger and implement Component.Factory type for components

Cherry-pick of #325

Change-Id: I6bed2d43534fb6f1180c00e2d3e6f8bca4989916

Author: thagikura

build.gradle

@@ -42,7 +42,7 @@ buildscript {
         constraintLayoutVersion = '1.1.3'
         coreVersion = '1.2.0-alpha02'
         crashlyticsVersion = '2.9.8'
-        dagger = "2.16"
+        dagger = "2.24"
         dataBindingCompilerVersion = '3.0.1'
         drawerLayoutVersion = '1.1.0-alpha02'
         espressoVersion = '3.1.1'

mobile/src/main/java/com/google/samples/apps/iosched/MainApplication.kt

@@ -57,7 +57,7 @@ class MainApplication : DaggerApplication() {
      * is a class generated by Dagger based on the `AppComponent` class.
      */
     override fun applicationInjector(): AndroidInjector<out DaggerApplication> {
-        return DaggerAppComponent.builder().create(this)
+        return DaggerAppComponent.factory().create(this)
     }
 
     private fun enableStrictMode() {

mobile/src/main/java/com/google/samples/apps/iosched/di/AppComponent.kt

@@ -18,12 +18,13 @@ package com.google.samples.apps.iosched.di
 
 import com.google.samples.apps.iosched.MainApplication
 import com.google.samples.apps.iosched.shared.di.BroadcastReceiverBindingModule
+import com.google.samples.apps.iosched.shared.di.FeatureFlagsModule
 import com.google.samples.apps.iosched.shared.di.ServiceBindingModule
 import com.google.samples.apps.iosched.shared.di.SharedModule
 import com.google.samples.apps.iosched.shared.di.ViewModelModule
-import com.google.samples.apps.iosched.shared.di.FeatureFlagsModule
 import com.google.samples.apps.iosched.ui.signin.SignInViewModelDelegateModule
 import com.google.samples.apps.iosched.ui.theme.ThemedActivityDelegateModule
+import dagger.BindsInstance
 import dagger.Component
 import dagger.android.AndroidInjector
 import dagger.android.support.AndroidSupportInjectionModule
@@ -53,6 +54,8 @@ import javax.inject.Singleton
     ]
 )
 interface AppComponent : AndroidInjector<MainApplication> {
-    @Component.Builder
-    abstract class Builder : AndroidInjector.Builder<MainApplication>()
+    @Component.Factory
+    interface Factory {
+        fun create(@BindsInstance application: MainApplication): AppComponent
+    }
 }