Convert //extensions/renderer from scoped_ptr to std::unique_ptr

extensions/renderer/display_source_custom_bindings.h

Index: extensions/renderer/display_source_custom_bindings.h
diff --git a/extensions/renderer/display_source_custom_bindings.h b/extensions/renderer/display_source_custom_bindings.h
index b7e5e967ac776129786adc851d3e4881121d4e07..13fb45ee19bf580204cccc6adab16c56d251220d 100644
--- a/extensions/renderer/display_source_custom_bindings.h
+++ b/extensions/renderer/display_source_custom_bindings.h
@@ -5,8 +5,9 @@
 #ifndef EXTENSIONS_RENDERER_DISPLAY_SOURCE_CUSTOM_BINDINGS_H_
 #define EXTENSIONS_RENDERER_DISPLAY_SOURCE_CUSTOM_BINDINGS_H_
 
+#include <memory>
+
 #include "base/macros.h"
-#include "base/memory/scoped_ptr.h"
 #include "extensions/common/api/display_source.h"
 #include "extensions/renderer/api/display_source/display_source_session.h"
 #include "extensions/renderer/object_backed_native_handler.h"
@@ -52,7 +53,7 @@ class DisplaySourceCustomBindings : public ObjectBackedNativeHandler {
 
   DisplaySourceSession* GetDisplaySession(int sink_id) const;
 
-  std::map<int, scoped_ptr<DisplaySourceSession>> session_map_;
+  std::map<int, std::unique_ptr<DisplaySourceSession>> session_map_;
   base::WeakPtrFactory<DisplaySourceCustomBindings> weak_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(DisplaySourceCustomBindings);