Replace scoped_ptr with std::unique_ptr in //ui

ui/events/blink/input_handler_proxy.cc

Index: ui/events/blink/input_handler_proxy.cc
diff --git a/ui/events/blink/input_handler_proxy.cc b/ui/events/blink/input_handler_proxy.cc
index 68fe30888a86861f71b63799bc83f8868084239b..6220e597834ff3ae3cd2ab87f29b3fe143521843 100644
--- a/ui/events/blink/input_handler_proxy.cc
+++ b/ui/events/blink/input_handler_proxy.cc
@@ -272,7 +272,7 @@ InputHandlerProxy::HandleInputEventWithLatencyInfo(
                          TRACE_EVENT_FLAG_FLOW_IN | TRACE_EVENT_FLAG_FLOW_OUT,
                          "step", "HandleInputEventImpl");
 
-  scoped_ptr<cc::SwapPromiseMonitor> latency_info_swap_promise_monitor =
+  std::unique_ptr<cc::SwapPromiseMonitor> latency_info_swap_promise_monitor =
       input_handler_->CreateLatencyInfoSwapPromiseMonitor(latency_info);
   InputHandlerProxy::EventDisposition disposition = HandleInputEvent(event);
   return disposition;