views/mus: Change 'reset(new' to base::MakeUnqiue.

ui/views/mus/clipboard_mus.cc

Index: ui/views/mus/clipboard_mus.cc
diff --git a/ui/views/mus/clipboard_mus.cc b/ui/views/mus/clipboard_mus.cc
index 8e43571dde81496caafd5c5b11a928c60404f7df..3fb01b9776a4249c42e7c198474b6188917cd317 100644
--- a/ui/views/mus/clipboard_mus.cc
+++ b/ui/views/mus/clipboard_mus.cc
@@ -4,6 +4,10 @@
 
 #include "ui/views/mus/clipboard_mus.h"
 
+#include <string>
+#include <utility>
+#include <vector>
+
 #include "base/logging.h"
 #include "base/stl_util.h"
 #include "base/strings/utf_string_conversions.h"
@@ -256,7 +260,8 @@ void ClipboardMus::ReadData(const FormatType& format,
 
 void ClipboardMus::WriteObjects(ui::ClipboardType type,
                                 const ObjectMap& objects) {
-  current_clipboard_.reset(new mojo::Map<mojo::String, mojo::Array<uint8_t>>);
+  current_clipboard_ =
+      base::MakeUnique<mojo::Map<mojo::String, mojo::Array<uint8_t>>>();
   for (const auto& p : objects)
     DispatchObject(static_cast<ObjectType>(p.first), p.second);