Moved ReadBitcodeFile and EmitBitcodeFile out of TranslationUnit and made them
the standalone functions ReadASTBitcodeFile and EmitASTBitcodeFile
respectively.

llvm-svn: 45180
diff --git a/clang/Driver/ASTConsumers.cpp b/clang/Driver/ASTConsumers.cpp
index 1b25031..49bf59b 100644
--- a/clang/Driver/ASTConsumers.cpp
+++ b/clang/Driver/ASTConsumers.cpp
@@ -632,7 +632,7 @@
       TU.AddTopLevelDecl(D);
     }
     
-    ~ASTSerializer() { TU.EmitBitcodeFile(FName); }
+    ~ASTSerializer() { EmitASTBitcodeFile(TU,FName); }
   }; 
 } // end anonymous namespace