Rewrite simple uses of base::ListValue::Append() taking a raw pointer var.

chrome/browser/extensions/api/web_navigation/web_navigation_api_helpers.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.
 
 // Implements the Chrome Extensions WebNavigation API.
 
 #include "chrome/browser/extensions/api/web_navigation/web_navigation_api_helpers.h"
 
+#include <memory>
 #include <utility>
 
 #include "base/json/json_writer.h"
 #include "base/strings/string_number_conversions.h"
 #include "base/time/time.h"
 #include "base/values.h"
 #include "chrome/browser/extensions/api/web_navigation/web_navigation_api_constants.h"
 #include "chrome/browser/extensions/extension_tab_util.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/common/extensions/api/web_navigation.h"
@@ skipping 73 matching lines @@
   content::WebContents* web_contents = navigation_handle->GetWebContents();
   GURL url(navigation_handle->GetURL());
   content::RenderFrameHost* frame_host =
       navigation_handle->GetRenderFrameHost();
   ui::PageTransition transition_type = navigation_handle->GetPageTransition();
 
   if (navigation_handle->IsSrcdoc())
     url = GURL(content::kAboutSrcDocURL);
 
   std::unique_ptr<base::ListValue> args(new base::ListValue());
-  base::DictionaryValue* dict = new base::DictionaryValue();
+  std::unique_ptr<base::DictionaryValue> dict(new base::DictionaryValue());
   dict->SetInteger(keys::kTabIdKey, ExtensionTabUtil::GetTabId(web_contents));
   dict->SetString(keys::kUrlKey, url.spec());
   dict->SetInteger(keys::kProcessIdKey, frame_host->GetProcess()->GetID());
   dict->SetInteger(keys::kFrameIdKey,
                    ExtensionApiFrameIdMap::GetFrameId(frame_host));
 
   if (navigation_handle->WasServerRedirect()) {
     transition_type = ui::PageTransitionFromInt(
         transition_type | ui::PAGE_TRANSITION_SERVER_REDIRECT);
   }
@@ skipping 10 matching lines @@
   if (transition_type & ui::PAGE_TRANSITION_CLIENT_REDIRECT)
     qualifiers->AppendString("client_redirect");
   if (transition_type & ui::PAGE_TRANSITION_SERVER_REDIRECT)
     qualifiers->AppendString("server_redirect");
   if (transition_type & ui::PAGE_TRANSITION_FORWARD_BACK)
     qualifiers->AppendString("forward_back");
   if (transition_type & ui::PAGE_TRANSITION_FROM_ADDRESS_BAR)
     qualifiers->AppendString("from_address_bar");
   dict->Set(keys::kTransitionQualifiersKey, qualifiers);
   dict->SetDouble(keys::kTimeStampKey, MilliSecondsFromTime(base::Time::Now()));
-  args->Append(dict);
+  args->Append(std::move(dict));
 
   std::unique_ptr<Event> event(
       new Event(histogram_value, event_name, std::move(args)));
   DispatchEvent(navigation_handle->GetWebContents()->GetBrowserContext(),
                 std::move(event), url);
 }
 
 // Constructs and dispatches an onDOMContentLoaded event.
 void DispatchOnDOMContentLoaded(content::WebContents* web_contents,
                                 content::RenderFrameHost* frame_host,
@@ skipping 113 matching lines @@
   std::unique_ptr<Event> event(
       new Event(events::WEB_NAVIGATION_ON_TAB_REPLACED,
                 web_navigation::OnTabReplaced::kEventName,
                 web_navigation::OnTabReplaced::Create(details)));
   DispatchEvent(browser_context, std::move(event), GURL());
 }
 
 }  // namespace web_navigation_api_helpers
 
 }  // namespace extensions