loplugin: inlinesimplememberfunctions

Change-Id: I42119f656ca528286fb25d2d36c0af54b7d04a6b
improve safety of loplugin inlinesimplememberfunctions

don't try and move functions containing comments

Change-Id: I2de8fc8be851af979acf9d1a91e7cdd9a5dc6a32