base::ListValue::Append cleanup: pass unique_ptr instead of the released pointer.

chrome/browser/extensions/api/tab_capture/tab_capture_registry.cc

 // Copyright (c) 2012 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 "chrome/browser/extensions/api/tab_capture/tab_capture_registry.h"
 
 #include <utility>
 
 #include "base/lazy_instance.h"
 #include "base/macros.h"
@@ skipping 260 matching lines @@
     base::ListValue* list_of_capture_info) const {
   DCHECK_CURRENTLY_ON(BrowserThread::UI);
   DCHECK(list_of_capture_info);
   list_of_capture_info->Clear();
   for (const LiveRequest* request : requests_) {
     if (request->is_anonymous() || !request->is_verified() ||
         request->extension_id() != extension_id)
       continue;
     tab_capture::CaptureInfo info;
     request->GetCaptureInfo(&info);
-    list_of_capture_info->Append(info.ToValue().release());
+    list_of_capture_info->Append(info.ToValue());
   }
 }
 
 void TabCaptureRegistry::OnExtensionUnloaded(
     content::BrowserContext* browser_context,
     const Extension* extension,
     UnloadedExtensionInfo::Reason reason) {
   // Cleanup all the requested media streams for this extension.
   for (ScopedVector<LiveRequest>::iterator it = requests_.begin();
        it != requests_.end();) {
@@ skipping 126 matching lines @@
   if (request->is_anonymous())
     return;
 
   EventRouter* router = EventRouter::Get(browser_context_);
   if (!router)
     return;
 
   std::unique_ptr<base::ListValue> args(new base::ListValue());
   tab_capture::CaptureInfo info;
   request->GetCaptureInfo(&info);
-  args->Append(info.ToValue().release());
+  args->Append(info.ToValue());
   std::unique_ptr<Event> event(
       new Event(events::TAB_CAPTURE_ON_STATUS_CHANGED,
                 tab_capture::OnStatusChanged::kEventName, std::move(args)));
   event->restrict_to_browser_context = browser_context_;
 
   router->DispatchEventToExtension(request->extension_id(), std::move(event));
 }
 
 TabCaptureRegistry::LiveRequest* TabCaptureRegistry::FindRequest(
     const content::WebContents* target_contents) const {
@@ skipping 23 matching lines @@
        it != requests_.end(); ++it) {
     if ((*it) == request) {
       requests_.erase(it);
       return;
     }
   }
   NOTREACHED();
 }
 
 }  // namespace extensions