Prevent monkey from changing usb settings

- Prevent monkey from revoking usb debugging authorizations
 - Prevent monkey from changing usb configurations

Bug: 68707778
Test: make RunSettingsRoboTests -j40
Change-Id: Idce99d60f0fbce5a9d93aceb0c2a07d27482de10

src/com/android/settings/development/ClearAdbKeysPreferenceController.java

@@ -28,6 +28,7 @@ import android.support.v7.preference.PreferenceScreen;
 import android.text.TextUtils;
 import android.util.Log;
 
+import com.android.settings.Utils;
 import com.android.settings.core.PreferenceControllerMixin;
 import com.android.settingslib.development.DeveloperOptionsPreferenceController;
 
@@ -75,6 +76,10 @@ public class ClearAdbKeysPreferenceController extends
 
     @Override
     public boolean handlePreferenceTreeClick(Preference preference) {
+        if (Utils.isMonkeyRunning()) {
+            return false;
+        }
+
         if (TextUtils.equals(preference.getKey(), getPreferenceKey())) {
             ClearAdbKeysWarningDialog.show(mFragment);
             return true;