Implement OnGetNetworks for net.mojom

components/arc/arc_bridge_service.h

Index: components/arc/arc_bridge_service.h
diff --git a/components/arc/arc_bridge_service.h b/components/arc/arc_bridge_service.h
index 438e330af0dfbfd0c2bdc4694d77086485d1c013..e9e4578bf36fba524ba90458acbfbeaed932aaf7 100644
--- a/components/arc/arc_bridge_service.h
+++ b/components/arc/arc_bridge_service.h
@@ -93,6 +93,9 @@ class ArcBridgeService : public ArcBridgeHost {
     virtual void OnNotificationsInstanceReady() {}
     virtual void OnNotificationsInstanceClosed() {}
 
+    // Called whenever the ARC net interface state changes.
+    virtual void OnNetInstanceReady() {}
+
     // Called whenever the ARC power interface state changes.
     virtual void OnPowerInstanceReady() {}
     virtual void OnPowerInstanceClosed() {}
@@ -146,6 +149,7 @@ class ArcBridgeService : public ArcBridgeHost {
   AuthInstance* auth_instance() { return auth_ptr_.get(); }
   ClipboardInstance* clipboard_instance() { return clipboard_ptr_.get(); }
   InputInstance* input_instance() { return input_ptr_.get(); }
+  NetInstance* net_instance() { return net_ptr_.get(); }
   NotificationsInstance* notifications_instance() {
     return notifications_ptr_.get();
   }
@@ -167,6 +171,7 @@ class ArcBridgeService : public ArcBridgeHost {
   void OnAuthInstanceReady(AuthInstancePtr auth_ptr) override;
   void OnClipboardInstanceReady(ClipboardInstancePtr clipboard_ptr) override;
   void OnInputInstanceReady(InputInstancePtr input_ptr) override;
+  void OnNetInstanceReady(NetInstancePtr net_ptr) override;
   void OnNotificationsInstanceReady(
       NotificationsInstancePtr notifications_ptr) override;
   void OnPowerInstanceReady(PowerInstancePtr power_ptr) override;
@@ -227,6 +232,7 @@ class ArcBridgeService : public ArcBridgeHost {
   AuthInstancePtr auth_ptr_;
   ClipboardInstancePtr clipboard_ptr_;
   InputInstancePtr input_ptr_;
+  NetInstancePtr net_ptr_;
   NotificationsInstancePtr notifications_ptr_;
   PowerInstancePtr power_ptr_;
   ProcessInstancePtr process_ptr_;