Merge "Fix NullPointerException thrown by logging"

            synchronized (mLock) {

                ModuleProperties properties = mSoundTriggerHelper.getModuleProperties();

                sEventLogger.log(new SoundTriggerLogger.StringEvent(

                        "getModuleProperties(): " + properties.toString()));

                        "getModuleProperties(): " + properties));

                return properties;

            }

        }