Change scoped_ptr to std::unique_ptr in //net.

net/ssl/threaded_ssl_private_key.cc

Index: net/ssl/threaded_ssl_private_key.cc
diff --git a/net/ssl/threaded_ssl_private_key.cc b/net/ssl/threaded_ssl_private_key.cc
index d2f1d95ea430d6a7a097aa3f1ccc5212366fc8ab..93865add47d14608654e6839aeadeca95a85be95 100644
--- a/net/ssl/threaded_ssl_private_key.cc
+++ b/net/ssl/threaded_ssl_private_key.cc
@@ -30,7 +30,7 @@ void DoCallback(const base::WeakPtr<ThreadedSSLPrivateKey>& key,
 class ThreadedSSLPrivateKey::Core
     : public base::RefCountedThreadSafe<ThreadedSSLPrivateKey::Core> {
  public:
-  Core(scoped_ptr<ThreadedSSLPrivateKey::Delegate> delegate)
+  Core(std::unique_ptr<ThreadedSSLPrivateKey::Delegate> delegate)
       : delegate_(std::move(delegate)) {}
 
   ThreadedSSLPrivateKey::Delegate* delegate() { return delegate_.get(); }
@@ -45,11 +45,11 @@ class ThreadedSSLPrivateKey::Core
   friend class base::RefCountedThreadSafe<Core>;
   ~Core() {}
 
-  scoped_ptr<ThreadedSSLPrivateKey::Delegate> delegate_;
+  std::unique_ptr<ThreadedSSLPrivateKey::Delegate> delegate_;
 };
 
 ThreadedSSLPrivateKey::ThreadedSSLPrivateKey(
-    scoped_ptr<ThreadedSSLPrivateKey::Delegate> delegate,
+    std::unique_ptr<ThreadedSSLPrivateKey::Delegate> delegate,
     scoped_refptr<base::TaskRunner> task_runner)
     : core_(new Core(std::move(delegate))),
       task_runner_(std::move(task_runner)),