去除反射，防止被混淆，导致crash问题

android/src/main/java/com/idlefish/flutterboost/Platform.java

@@ -39,14 +39,7 @@ public abstract class Platform {
 
 
     public void registerPlugins(PluginRegistry mRegistry) {
-        try {
-            Class clz = Class.forName("io.flutter.plugins.GeneratedPluginRegistrant");
-            Method method = clz.getDeclaredMethod("registerWith", PluginRegistry.class);
-            method.invoke(null, mRegistry);
-        } catch (Throwable t) {
-            Log.i("flutterboost.platform",t.toString());
-        }
-
+        
         if(pluginsRegister!=null){
             pluginsRegister.registerPlugins(mRegistry);
         }