48f3b495b77df61588fe81aa7b98fd9c3e1263d4,source/com/intellij/openapi/vcs/ex/LineStatusTracker.java,LineStatusTracker,release,#,239
Before Change
LOG.assertTrue(!myIsReleased);
removeHighlighters(new ArrayList<Range>());
myDocument.removeDocumentListener(myDocumentListener);
}
finally {
myIsReleased = true;
After Change
LOG.assertTrue(!myIsReleased);
removeHighlighters(new ArrayList<Range>());
if (myDocumentListener != null) {
myDocument.removeDocumentListener(myDocumentListener);
myDocumentListener = null;
}
}