This patch applies the bug reporting technique that is being introduced in D24278 to ObjCDeallocChecker. Extra notes highlight instance variable or property declarations that are of relevance to the bug report. Extra notes are separate from path notes.
Examples of HTML reports:
Originally D24278 contained this patch, but then it was decided to make a separate review. The original diff is an exact copy of the relevant section of the original diff in D24278, with no review comments addressed.