Remove readability/inheritance from the lint blacklist
Remove readability/inheritance from the lint blacklist

Now that we're using real override/final and not also using
virtual on the same methods, this transitional blacklist
can go away.

R=agable, dcheng

Review URL: https://codereview.chromium.org/1564403003

git-svn-id: fd409f4bdeea2bb50a5d34bb4d4bfc2046a5a3dd@298201 0039d316-1c4b-4281-b951-d872f2087c98

primiano/depot_tools,primiano/depot_tools,CoherentLabs/depot_tools,CoherentLabs/depot_tools,primiano/depot_tools