Convert //base to use std::unique_ptr

base/trace_event/heap_profiler_stack_frame_deduplicator.cc

 // Copyright 2015 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "base/trace_event/heap_profiler_stack_frame_deduplicator.h"
 
 #include <stddef.h>
 
 #include <string>
 #include <utility>
@@ skipping 59 matching lines @@
   std::string stringify_buffer;
 
   while (frame_node != it_end) {
     // The |stackFrames| format is a dictionary, not an array, so the
     // keys are stringified indices. Write the index manually, then use
     // |TracedValue| to format the object. This is to avoid building the
     // entire dictionary as a |TracedValue| in memory.
     SStringPrintf(&stringify_buffer, "\"%d\":", i);
     out->append(stringify_buffer);
 
-    scoped_ptr<TracedValue> frame_node_value(new TracedValue);
+    std::unique_ptr<TracedValue> frame_node_value(new TracedValue);
     frame_node_value->SetString("name", frame_node->frame);
     if (frame_node->parent_frame_index >= 0) {
       SStringPrintf(&stringify_buffer, "%d", frame_node->parent_frame_index);
       frame_node_value->SetString("parent", stringify_buffer);
     }
     frame_node_value->AppendAsTraceFormat(out);
 
     i++;
     frame_node++;
 
@@ skipping 16 matching lines @@
   for (const FrameNode& node : frames_)
     maps_size += node.children.size() * sizeof(std::pair<StackFrame, int>);
 
   overhead->Add("StackFrameDeduplicator",
                 sizeof(StackFrameDeduplicator) + maps_size + frames_allocated,
                 sizeof(StackFrameDeduplicator) + maps_size + frames_resident);
 }
 
 }  // namespace trace_event
 }  // namespace base