switch jump threading to use getPredicateOnEdge in one place making the new LVI stuff smart enough to subsume some special cases in the old code.  Disable them when LVI is around, the testcase still passes.
switch jump threading to use getPredicateOnEdge in one place
making the new LVI stuff smart enough to subsume some special
cases in the old code.  Disable them when LVI is around, the
testcase still passes.


git-svn-id: 0ff597fd157e6f4fc38580e8d64ab130330d2411@86951 91177308-0d34-0410-b5e6-96231b3b80d8

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