@Override
    public void onServiceConnected(CustomTabsClient client) {
        mClient = client;
        mConnectButton.setEnabled(false);
        mWarmupButton.setEnabled(true);
        mMayLaunchButton.setEnabled(true);
        mLaunchButton.setEnabled(true);
    }
Once per second, asks the framework for the process importance, and logs any change.
Application/src/main/java/org/chromium/customtabsclient/MainActivity.java