Richard Smith a205719319 Teach RAV to pass its DataRecursionQueue to derived classes if they ask for it, ...

to allow them to explicitly opt into data recursion despite having overridden
Traverse*Stmt or Traverse*Expr. Use this to reintroduce data recursion to the
one place that lost it when DataRecursiveASTVisitor was removed.

llvm-svn: 254041

2015-11-24 23:50:47 +00:00

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