Remove a bunch of stuff around the edges of the ELF writer.

Now the only use of the ELF writer is the JIT, which won't be
easy to fix in the short term. :( :(



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@95148 91177308-0d34-0410-b5e6-96231b3b80d8

lib/CodeGen/LLVMTargetMachine.cpp

@@ -17,7 +17,6 @@
 #include "llvm/Assembly/PrintModulePass.h"
 #include "llvm/CodeGen/AsmPrinter.h"
 #include "llvm/CodeGen/Passes.h"
-#include "llvm/CodeGen/FileWriters.h"
 #include "llvm/CodeGen/GCStrategy.h"
 #include "llvm/CodeGen/MachineFunctionAnalysis.h"
 #include "llvm/Target/TargetOptions.h"
@@ -126,7 +125,7 @@ LLVMTargetMachine::addPassesToEmitFile(PassManagerBase &PM,
 }
 
 /// addPassesToEmitMachineCode - Add passes to the specified pass manager to
-/// get machine code emitted.  This uses a MachineCodeEmitter object to handle
+/// get machine code emitted.  This uses a JITCodeEmitter object to handle
 /// actually outputting the machine code and resolving things like the address
 /// of functions.  This method should returns true if machine code emission is
 /// not supported.