Convert //components/[o-t]* from scoped_ptr to std::unique_ptr

components/tracing/child_trace_message_filter_browsertest.cc

Index: components/tracing/child_trace_message_filter_browsertest.cc
diff --git a/components/tracing/child_trace_message_filter_browsertest.cc b/components/tracing/child_trace_message_filter_browsertest.cc
index 0d88db6d3cc665fdefcdf22842472b822ad80b80..f7709d8884c8cf7ed67ae754c642a1a044fed66a 100644
--- a/components/tracing/child_trace_message_filter_browsertest.cc
+++ b/components/tracing/child_trace_message_filter_browsertest.cc
@@ -4,6 +4,7 @@
 
 #include <stdint.h>
 
+#include <memory>
 #include <tuple>
 
 #include "base/callback.h"
@@ -162,7 +163,7 @@ class ChildTracingTest : public content::RenderViewTest, public IPC::Listener {
   }
 
   scoped_refptr<ChildTraceMessageFilter> ctmf_;
-  scoped_ptr<MockDumpProvider> mock_dump_provider_;
+  std::unique_ptr<MockDumpProvider> mock_dump_provider_;
   scoped_refptr<base::SingleThreadTaskRunner> task_runner_;
   base::trace_event::MemoryDumpCallback callback_;
   uint32_t wait_for_ipc_message_type_;