[lldb] Calculate relative path for symbol links
[lldb] Calculate relative path for symbol links

Summary: This replaces the hard coded path.

Reviewers: labath, mgorny

Subscribers: lldb-commits

Tags: #lldb

Differential Revision: https://reviews.llvm.org/D67993

git-svn-id: 4c4cc70b1ef44ba2b7963015e681894188cea27e@373668 91177308-0d34-0410-b5e6-96231b3b80d8

llvm-mirror/lldb,llvm-mirror/lldb,llvm-mirror/lldb,llvm-mirror/lldb,llvm-mirror/lldb