Fix SocialWidgetConfigureActivity contact-picker double-launch.

import android.provider.ContactsContract.Contacts;

public class SocialWidgetConfigureActivity extends Activity {

    private static final String KEY_LAUNCHED = "already_launched_picker_activity";

    @Override

    protected void onCreate(Bundle savedInstanceState) {

        super.onCreate(savedInstanceState);

        // If the user presses back, we want to cancel

        setResult(RESULT_CANCELED);

        // Don't launch contact-picker if we already launched it (for example, if

        // we launched it in a previous onCreate() and the device orientation changes

        // before the picker returns its result, then this activity will be recreated).

        if (savedInstanceState != null && savedInstanceState.getBoolean(KEY_LAUNCHED)) return;

        // Forward the Intent to the picker

        final Intent pickerIntent = new Intent(Intent.ACTION_PICK, Contacts.CONTENT_URI);

        pickerIntent.setFlags(Intent.FLAG_ACTIVITY_SINGLE_TOP | Intent.FLAG_ACTIVITY_CLEAR_TOP);

        startActivityForResult(pickerIntent, 0);

    }

    @Override

    protected void onSaveInstanceState(Bundle savedInstanceState) {

        super.onSaveInstanceState(savedInstanceState);

        // We know for sure that we've launched the contact-picker... see onCreate()

        savedInstanceState.putBoolean(KEY_LAUNCHED, true);

    }

    @Override

    protected void onActivityResult(int requestCode, int resultCode, Intent data) {

        // We came back from the Picker. If the user actually selected a contact,