Convert //chrome/browser/ui from scoped_ptr to std::unique_ptr

chrome/browser/ui/cocoa/one_click_signin_dialog_controller.h

Index: chrome/browser/ui/cocoa/one_click_signin_dialog_controller.h
diff --git a/chrome/browser/ui/cocoa/one_click_signin_dialog_controller.h b/chrome/browser/ui/cocoa/one_click_signin_dialog_controller.h
index d56dfddf494a2622ac1375ed759b8ed302d3f441..da48b8ac7c7cd4df5cd1d20180fa2f8fea3227f5 100644
--- a/chrome/browser/ui/cocoa/one_click_signin_dialog_controller.h
+++ b/chrome/browser/ui/cocoa/one_click_signin_dialog_controller.h
@@ -7,8 +7,9 @@
 
 #import <Cocoa/Cocoa.h>
 
+#include <memory>
+
 #include "base/mac/scoped_nsobject.h"
-#include "base/memory/scoped_ptr.h"
 #include "chrome/browser/ui/browser_window.h"
 #include "chrome/browser/ui/cocoa/constrained_window/constrained_window_mac.h"
 
@@ -42,7 +43,7 @@ class OneClickSigninDialogController : public ConstrainedWindowMacDelegate {
  private:
   void PerformClose();
 
-  scoped_ptr<ConstrainedWindowMac> constrained_window_;
+  std::unique_ptr<ConstrainedWindowMac> constrained_window_;
   base::scoped_nsobject<OneClickSigninViewController> view_controller_;
 };