diff --git a/llvm/lib/Target/Mips/MCTargetDesc/MipsMCTargetDesc.cpp b/llvm/lib/Target/Mips/MCTargetDesc/MipsMCTargetDesc.cpp
index 5548aaa9a6d8..c81e9c05e009 100644
--- a/llvm/lib/Target/Mips/MCTargetDesc/MipsMCTargetDesc.cpp
+++ b/llvm/lib/Target/Mips/MCTargetDesc/MipsMCTargetDesc.cpp
@@ -141,7 +141,7 @@ createMCAsmStreamer(MCContext &Ctx, formatted_raw_ostream &OS,
                     bool isVerboseAsm, bool useLoc, bool useCFI,
                     bool useDwarfDirectory, MCInstPrinter *InstPrint,
                     MCCodeEmitter *CE, MCAsmBackend *TAB, bool ShowInst) {
-  MipsTargetAsmStreamer *S = new MipsTargetAsmStreamer(OS);
+  MipsTargetAsmStreamer *S = new MipsTargetAsmStreamer();
 
   return llvm::createAsmStreamer(Ctx, S, OS, isVerboseAsm, useLoc, useCFI,
                                  useDwarfDirectory, InstPrint, CE, TAB,
diff --git a/llvm/lib/Target/Mips/MCTargetDesc/MipsTargetStreamer.cpp b/llvm/lib/Target/Mips/MCTargetDesc/MipsTargetStreamer.cpp
index 16f65b4e46d9..250b0af13d89 100644
--- a/llvm/lib/Target/Mips/MCTargetDesc/MipsTargetStreamer.cpp
+++ b/llvm/lib/Target/Mips/MCTargetDesc/MipsTargetStreamer.cpp
@@ -23,8 +23,7 @@ using namespace llvm;
 // pin vtable to this file
 void MipsTargetStreamer::anchor() {}
 
-MipsTargetAsmStreamer::MipsTargetAsmStreamer(formatted_raw_ostream &OS)
-    : OS(OS) {}
+MipsTargetAsmStreamer::MipsTargetAsmStreamer() {}
 
 void MipsTargetAsmStreamer::emitMipsHackELFFlags(unsigned Flags) {
   return;
diff --git a/llvm/lib/Target/Mips/MipsTargetStreamer.h b/llvm/lib/Target/Mips/MipsTargetStreamer.h
index d256c08a1fef..12ea3e4f9a38 100644
--- a/llvm/lib/Target/Mips/MipsTargetStreamer.h
+++ b/llvm/lib/Target/Mips/MipsTargetStreamer.h
@@ -23,9 +23,8 @@ public:
 
 // This part is for ascii assembly output
 class MipsTargetAsmStreamer : public MipsTargetStreamer {
-
 public:
-  MipsTargetAsmStreamer(formatted_raw_ostream &OS);
+  MipsTargetAsmStreamer();
   virtual void emitMipsHackELFFlags(unsigned Flags);
   virtual void emitSymSTO(MCSymbol *Sym, unsigned Val);
 };