Run tabspace.

git-svn-id: svn://svn.code.sf.net/p/mediainfo/code/MediaInfoLib/trunk@6559 45c5ae6f-87cc-4fd0-92ee-e4f023fd80da
Remove unused variables.

git-svn-id: svn://svn.code.sf.net/p/mediainfo/code/MediaInfoLib/trunk@6560 45c5ae6f-87cc-4fd0-92ee-e4f023fd80da
Prefer the prefix operator.

git-svn-id: svn://svn.code.sf.net/p/mediainfo/code/MediaInfoLib/trunk@6561 45c5ae6f-87cc-4fd0-92ee-e4f023fd80da