Merge "Clean up updateState()"

        }

        final int numDevices = mConnectedDevices.size();

        if (numDevices == 0) {

            // Disable switch entry if there is no connected devices.

            mPreference.setVisible(false);

            final CharSequence summary = mContext.getText(R.string.media_output_default_summary);

            final CharSequence[] defaultMediaOutput = new CharSequence[]{summary};

            mSelectedIndex = getDefaultDeviceIndex();

            preference.setSummary(summary);

            setPreference(defaultMediaOutput, defaultMediaOutput, preference);

            return;

        }

        mPreference.setVisible(true);

        mPreference.setVisible((numDevices == 0) ? false : true);

        CharSequence[] mediaOutputs = new CharSequence[numDevices + 1];

        CharSequence[] mediaValues = new CharSequence[numDevices + 1];