message: Make eager compile without remote (important for android)
diff: @@ -206,6 +206,7 @@ class EagerContext {
  // Only one of the below is set.
  std::unique_ptr<DeviceMgr> local_device_manager_;
  DeviceMgr* local_unowned_device_manager_;
  + std::unique_ptr<DeviceMgr> remote_device_manager_;
  // Devices owned by device_manager
  std::vector<Device*> devices_;
  @@ -253,7 +254,6 @@ class EagerContext {
  #ifndef __ANDROID__
  void CloseRemoteContexts();
  - std::unique_ptr<DeviceMgr> remote_device_manager_;
  // The server_ is not const since we release it when the context is destroyed.
  // Therefore the server_ object is not marked as const (even though it should
  