revlog: add a ways to blacklist some revision when searching for a delta
This will be useful to recompute appropriate deltas one the fly during
censor/strip operation with revlog-v2.
Differential Revision: https://phab.mercurial-scm.org/D10799
BasedOnStyle: LLVM
IndentWidth: 8
UseTab: ForIndentation
BreakBeforeBraces: Linux
AllowShortIfStatementsOnASingleLine: false
IndentCaseLabels: false
AllowShortBlocksOnASingleLine: false
AllowShortFunctionsOnASingleLine: false
IncludeCategories:
- Regex: '^<'
Priority: 1
- Regex: '^"'
Priority: 2