Revert "-Added API for retrieving the default FPU of a CPU from TargetParser." This reverts commit 01199ab0c6ff2d5c4f6b2c05a95ec011e41c4669. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@242147 91177308-0d34-0410-b5e6-96231b3b80d8