diff --git a/llvm/lib/Support/raw_ostream.cpp b/llvm/lib/Support/raw_ostream.cpp
index 3d3a564af51d1..c7064d2dfedc5 100644
--- a/llvm/lib/Support/raw_ostream.cpp
+++ b/llvm/lib/Support/raw_ostream.cpp
@@ -954,6 +954,14 @@ bool raw_fd_stream::classof(const raw_ostream *OS) {
   return OS->get_kind() == OStreamKind::OK_FDStream;
 }
 
+//===----------------------------------------------------------------------===//
+//  raw_string_ostream
+//===----------------------------------------------------------------------===//
+
+void raw_string_ostream::write_impl(const char *Ptr, size_t Size) {
+  OS.append(Ptr, Size);
+}
+
 //===----------------------------------------------------------------------===//
 //  raw_svector_ostream
 //===----------------------------------------------------------------------===//
diff --git a/llvm/lib/Support/raw_socket_stream.cpp b/llvm/lib/Support/raw_socket_stream.cpp
index 4659880cfe194..a65865bcede12 100644
--- a/llvm/lib/Support/raw_socket_stream.cpp
+++ b/llvm/lib/Support/raw_socket_stream.cpp
@@ -170,10 +170,3 @@ raw_socket_stream::createConnectedUnix(StringRef SocketPath) {
 
 raw_socket_stream::~raw_socket_stream() {}
 
-//===----------------------------------------------------------------------===//
-//  raw_string_ostream
-//===----------------------------------------------------------------------===//
-
-void raw_string_ostream::write_impl(const char *Ptr, size_t Size) {
-  OS.append(Ptr, Size);
-}