Rename file to generalization in next commits

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@93117 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/lib/CodeGen/TargetABIInfo.cpp b/lib/CodeGen/TargetInfo.cpp
similarity index 100%
rename from lib/CodeGen/TargetABIInfo.cpp
rename to lib/CodeGen/TargetInfo.cpp