import com.google.android.gms.common.ConnectionResult;
import com.google.android.gms.common.GooglePlayServicesClient.ConnectionCallbacks;
import com.goog
If anybody still has this problem: the PlayClient is deprecated now. The "new" way to go is described here: http://android-developers.blogspot.com/2014/02/new-client-api-model-in-google-play.html
mClient = new GoogleApiClient.Builder(this)
.addApi(Drive.API)
.addScope(Drive.SCOPE_FILE)
.addApi(Plus.API, plusOptions)
.addScope(Plus.SCOPE_PLUS_LOGIN)
.addConnectionCallbacks(this)
.addOnConnectionFailedListener(this)
.build();