Convert //components/[a-e]* from scoped_ptr to std::unique_ptr

components/constrained_window/constrained_window_views_unittest.cc

Index: components/constrained_window/constrained_window_views_unittest.cc
diff --git a/components/constrained_window/constrained_window_views_unittest.cc b/components/constrained_window/constrained_window_views_unittest.cc
index c9957db5c8023ce93c90f26d9ff9524456ec0c53..e929867eb8175a7a8d8ebd8e0206e879f0b8dd0e 100644
--- a/components/constrained_window/constrained_window_views_unittest.cc
+++ b/components/constrained_window/constrained_window_views_unittest.cc
@@ -4,6 +4,8 @@
 
 #include "components/constrained_window/constrained_window_views.h"
 
+#include <memory>
+
 #include "base/macros.h"
 #include "components/web_modal/test_web_contents_modal_dialog_host.h"
 #include "ui/gfx/geometry/point.h"
@@ -80,7 +82,7 @@ class ConstrainedWindowViewsTest : public views::ViewsTestBase {
 
  private:
   DialogContents* contents_;
-  scoped_ptr<web_modal::TestWebContentsModalDialogHost> dialog_host_;
+  std::unique_ptr<web_modal::TestWebContentsModalDialogHost> dialog_host_;
   Widget* dialog_;
 
   DISALLOW_COPY_AND_ASSIGN(ConstrainedWindowViewsTest);