Revert "Refactor DynamicLibrary so searching for a symbol will have a defined order"
The i686-mingw32-RA-on-linux bot is still having errors.

This reverts commit r301236.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@301240 91177308-0d34-0410-b5e6-96231b3b80d8
11 files changed