Convert //content from scoped_ptr to std::unique_ptr

content/test/dwrite_font_fake_sender_win.h

Index: content/test/dwrite_font_fake_sender_win.h
diff --git a/content/test/dwrite_font_fake_sender_win.h b/content/test/dwrite_font_fake_sender_win.h
index dd5a7b228d4dce2d097dfb1984933fa849591f38..aa0e0a0a108b8004e94611aa771c288160efe23f 100644
--- a/content/test/dwrite_font_fake_sender_win.h
+++ b/content/test/dwrite_font_fake_sender_win.h
@@ -9,12 +9,12 @@
 #include <stdint.h>
 #include <wrl.h>
 
+#include <memory>
 #include <utility>
 #include <vector>
 
 #include "base/macros.h"
 #include "base/memory/ref_counted.h"
-#include "base/memory/scoped_ptr.h"
 #include "base/strings/string16.h"
 #include "ipc/ipc_message.h"
 #include "ipc/ipc_sender.h"
@@ -97,7 +97,7 @@ class FakeFontCollection : public base::RefCounted<FakeFontCollection> {
 
     ~ReplySender() override;
 
-    scoped_ptr<IPC::Message>& OnMessageReceived(const IPC::Message& msg);
+    std::unique_ptr<IPC::Message>& OnMessageReceived(const IPC::Message& msg);
 
     bool Send(IPC::Message* msg) override;
 
@@ -114,7 +114,7 @@ class FakeFontCollection : public base::RefCounted<FakeFontCollection> {
 
    private:
     scoped_refptr<FakeFontCollection> collection_;
-    scoped_ptr<IPC::Message> reply_;
+    std::unique_ptr<IPC::Message> reply_;
 
     DISALLOW_COPY_AND_ASSIGN(ReplySender);
   };