Update url_launcher to new plugin registry (#26)

Author: szakarias

packages/url-launcher/CHANGELOG.md

@@ -1,8 +1,12 @@
-## [0.3.6] - 2017-05-9
+## [0.4.0] - 2017-05-09
+
+* Upgrade to new plugin registration.
+
+## [0.3.6] - 2017-05-09
 
 * Fix workaround for failing dynamic check in Xcode 7/sdk version 9.
 
-## [0.3.5] - 2017-05-8
+## [0.3.5] - 2017-05-08
 
 * Workaround for failing dynamic check in Xcode 7/sdk version 9.
 

packages/url-launcher/android/src/main/java/io/flutter/plugins/url_launcher/UrlLauncherPlugin.java

@@ -4,6 +4,7 @@
 
 package io.flutter.plugins.url_launcher;
 
+import android.app.Activity;
 import android.content.ComponentName;
 import android.content.Intent;
 import android.net.Uri;
@@ -13,21 +14,22 @@
 import io.flutter.plugin.common.MethodChannel.MethodCallHandler;
 import io.flutter.plugin.common.MethodChannel.Result;
 import io.flutter.plugin.common.MethodCall;
+import io.flutter.plugin.common.PluginRegistry.Registrar;
 
 /**
  * UrlLauncherPlugin
  */
 public class UrlLauncherPlugin implements MethodCallHandler {
-    private FlutterActivity activity;
+    private final Activity activity;
 
-    public static UrlLauncherPlugin register(FlutterActivity activity) {
-        return new UrlLauncherPlugin(activity);
+    public static void registerWith(Registrar registrar) {
+        MethodChannel channel = new MethodChannel(registrar.messenger(), "plugins.flutter.io/url_launcher");
+        UrlLauncherPlugin instance = new UrlLauncherPlugin(registrar.activity());
+        channel.setMethodCallHandler(instance);
     }
 
-    private UrlLauncherPlugin(FlutterActivity activity) {
+    private UrlLauncherPlugin(Activity activity) {
         this.activity = activity;
-        new MethodChannel(
-                activity.getFlutterView(), "plugins.flutter.io/url_launcher").setMethodCallHandler(this);
     }
 
     @Override

packages/url-launcher/example/android/app/src/main/java/io/flutter/plugins/PluginRegistry.java

@@ -2,15 +2,13 @@
 
 import android.os.Bundle;
 import io.flutter.app.FlutterActivity;
-import io.flutter.plugins.PluginRegistry;
+import io.flutter.plugins.GeneratedPluginRegistrant;
 
 public class MainActivity extends FlutterActivity {
-    PluginRegistry pluginRegistry;
 
     @Override
     protected void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
-        pluginRegistry = new PluginRegistry();
-        pluginRegistry.registerAll(this);
+        GeneratedPluginRegistrant.registerWith(this);
     }
 }