tracing: Make ConvertableToTraceFormat move-only scoped_ptr

components/exo/shell_surface.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 "components/exo/shell_surface.h"
 
 #include "ash/shell.h"
 #include "ash/shell_window_ids.h"
 #include "ash/wm/window_state.h"
 #include "base/logging.h"
@@ skipping 211 matching lines @@
 // static
 void ShellSurface::SetMainSurface(aura::Window* window, Surface* surface) {
   window->SetProperty(kMainSurfaceKey, surface);
 }
 
 // static
 Surface* ShellSurface::GetMainSurface(const aura::Window* window) {
   return window->GetProperty(kMainSurfaceKey);
 }
 
-scoped_refptr<base::trace_event::TracedValue> ShellSurface::AsTracedValue()
-    const {
-  scoped_refptr<base::trace_event::TracedValue> value =
-      new base::trace_event::TracedValue;
+scoped_ptr<base::trace_event::TracedValue> ShellSurface::AsTracedValue() const {
+  scoped_ptr<base::trace_event::TracedValue> value(
+      new base::trace_event::TracedValue());
   value->SetString("title", base::UTF16ToUTF8(title_));
   value->SetString("application_id", application_id_);
   return value;
 }
 
 ////////////////////////////////////////////////////////////////////////////////
 // SurfaceDelegate overrides:
 
 void ShellSurface::OnSurfaceCommit() {
   surface_->CommitSurfaceHierarchy();
@@ skipping 160 matching lines @@
   if (configure_callback_.is_null())
     return;
 
   configure_callback_.Run(
       widget_->GetWindowBoundsInScreen().size(),
       ash::wm::GetWindowState(widget_->GetNativeWindow())->GetStateType(),
       widget_->IsActive());
 }
 
 }  // namespace exo