diff --git a/include/llvm/ProfileData/InstrProfReader.h b/include/llvm/ProfileData/InstrProfReader.h
index d236fecdb63..a14bb4d5b1d 100644
--- a/include/llvm/ProfileData/InstrProfReader.h
+++ b/include/llvm/ProfileData/InstrProfReader.h
@@ -161,7 +161,8 @@ private:
   RawInstrProfReader &operator=(const TextInstrProfReader &)
     LLVM_DELETED_FUNCTION;
 public:
-  RawInstrProfReader(std::unique_ptr<MemoryBuffer> DataBuffer);
+  RawInstrProfReader(std::unique_ptr<MemoryBuffer> DataBuffer)
+      : DataBuffer(std::move(DataBuffer)) { }
 
   static bool hasFormat(const MemoryBuffer &DataBuffer);
   error_code readHeader() override;
diff --git a/lib/ProfileData/InstrProfReader.cpp b/lib/ProfileData/InstrProfReader.cpp
index f923ad2ddd9..48e740eaf42 100644
--- a/lib/ProfileData/InstrProfReader.cpp
+++ b/lib/ProfileData/InstrProfReader.cpp
@@ -85,9 +85,6 @@ error_code TextInstrProfReader::readNextRecord(InstrProfRecord &Record) {
   return success();
 }
 
-RawInstrProfReader::RawInstrProfReader(std::unique_ptr<MemoryBuffer> DataBuffer)
-    : DataBuffer(std::move(DataBuffer)) { }
-
 static uint64_t getRawMagic() {
   return
     uint64_t(255) << 56 |