function getPathsMatchingFilter(compiledFilter, filePaths) {
        if (!compiledFilter) {
            return filePaths;
        }

        var re = new RegExp(compiledFilter);
        return filePaths.filter(function (f) {
            return f.match(re);
        });
    }
Returns a copy of 'file path' strings that match any of the exclusion globs in the filter.

@param {?string} compiledFilter  'Compiled' filter object as returned by compile(), or null to no-op
@param {!Array.<string>} An array with a list of full file paths that matches atleast one of the filter.
@return {!Array.<string>}