Make it possible for SkyShell embedders to register services

sky/shell/org/domokit/sky/shell/JavaServiceProvider.java

Index: sky/shell/org/domokit/sky/shell/JavaServiceProvider.java
diff --git a/sky/shell/org/domokit/sky/shell/JavaServiceProvider.java b/sky/shell/org/domokit/sky/shell/JavaServiceProvider.java
index bda18c83fb39c4b3012b96107640781a501bcb5e..47996f466501af32a7b34491439d90694d96bdaa 100644
--- a/sky/shell/org/domokit/sky/shell/JavaServiceProvider.java
+++ b/sky/shell/org/domokit/sky/shell/JavaServiceProvider.java
@@ -12,14 +12,10 @@ import org.chromium.mojo.system.Core;
 import org.chromium.mojo.system.MessagePipeHandle;
 import org.chromium.mojo.system.MojoException;
 import org.chromium.mojo.system.impl.CoreImpl;
-import org.chromium.mojom.mojo.NetworkService;
 import org.chromium.mojom.mojo.ServiceProvider;
-import org.chromium.mojom.sensors.SensorService;
-import org.domokit.oknet.NetworkServiceImpl;
-import org.domokit.sensors.SensorServiceImpl;
 
 /**
- * A class to intialize the network.
+ * A collection of services implemented in Java.
  **/
 @JNINamespace("sky::shell")
 public class JavaServiceProvider implements ServiceProvider {
@@ -49,13 +45,11 @@ public class JavaServiceProvider implements ServiceProvider {
 
     @Override
     public void connectToService(String interfaceName, MessagePipeHandle pipe) {
-        if (interfaceName.equals(NetworkService.MANAGER.getName())) {
-            new NetworkServiceImpl(mContext, mCore, pipe);
-            return;
-        } else if (interfaceName.equals(SensorService.MANAGER.getName())) {
-            new SensorServiceImpl(mContext, mCore, pipe);
+        ServiceFactory factory = ServiceRegistry.SHARED.get(interfaceName);
+        if (factory == null) {
+            pipe.close();
             return;
         }
-        pipe.close();
+        factory.connectToService(mContext, mCore, pipe);
     }
 }