Put all LLVM code into the llvm namespace, as per bug 109.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@9903 91177308-0d34-0410-b5e6-96231b3b80d8

lib/CodeGen/MachineCodeForInstruction.cpp

@@ -27,6 +27,8 @@
 #include "llvm/CodeGen/MachineInstrAnnot.h"
 #include "llvm/CodeGen/InstrSelection.h"
 
+namespace llvm {
+
 AnnotationID MCFI_AID(
              AnnotationManager::getID("CodeGen::MachineCodeForInstruction"));
 
@@ -68,3 +70,5 @@ MachineCodeForInstruction::~MachineCodeForInstruction()
   if (callArgsDesc)
     delete callArgsDesc;
 }
+
+} // End llvm namespace