Convert //components/dom_distiller from scoped_ptr to std::unique_ptr

components/dom_distiller/core/viewer.cc

 // Copyright 2014 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/dom_distiller/core/viewer.h"
 
+#include <memory>
 #include <string>
 #include <vector>
 
 #include "base/json/json_writer.h"
-#include "base/memory/scoped_ptr.h"
 #include "base/metrics/histogram_macros.h"
 #include "base/strings/string_number_conversions.h"
 #include "base/strings/string_util.h"
 #include "build/build_config.h"
 #include "components/dom_distiller/core/distilled_page_prefs.h"
 #include "components/dom_distiller/core/dom_distiller_service.h"
 #include "components/dom_distiller/core/experiments.h"
 #include "components/dom_distiller/core/proto/distilled_article.pb.h"
 #include "components/dom_distiller/core/proto/distilled_page.pb.h"
 #include "components/dom_distiller/core/task_tracker.h"
@@ skipping 238 matching lines @@
   return ResourceBundle::GetSharedInstance().GetRawDataResource(
           IDR_DISTILLER_IOS_CSS).as_string();
 }
 
 const std::string GetJavaScript() {
   return ResourceBundle::GetSharedInstance()
       .GetRawDataResource(IDR_DOM_DISTILLER_VIEWER_JS)
       .as_string();
 }
 
-scoped_ptr<ViewerHandle> CreateViewRequest(
+std::unique_ptr<ViewerHandle> CreateViewRequest(
     DomDistillerServiceInterface* dom_distiller_service,
     const std::string& path,
     ViewRequestDelegate* view_request_delegate,
     const gfx::Size& render_view_size) {
   std::string entry_id =
       url_utils::GetValueForKeyInUrlPathQuery(path, kEntryIdKey);
   bool has_valid_entry_id = !entry_id.empty();
   entry_id = base::ToUpperASCII(entry_id);
 
   std::string requested_url_str =
       url_utils::GetValueForKeyInUrlPathQuery(path, kUrlKey);
   GURL requested_url(requested_url_str);
   bool has_valid_url = url_utils::IsUrlDistillable(requested_url);
 
   if (has_valid_entry_id && has_valid_url) {
     // It is invalid to specify a query param for both |kEntryIdKey| and
     // |kUrlKey|.
-    return scoped_ptr<ViewerHandle>();
+    return std::unique_ptr<ViewerHandle>();
   }
 
   if (has_valid_entry_id) {
     return dom_distiller_service->ViewEntry(
         view_request_delegate,
         dom_distiller_service->CreateDefaultDistillerPage(render_view_size),
         entry_id);
   } else if (has_valid_url) {
     return dom_distiller_service->ViewUrl(
         view_request_delegate,
         dom_distiller_service->CreateDefaultDistillerPage(render_view_size),
         requested_url);
   }
 
   // It is invalid to not specify a query param for |kEntryIdKey| or |kUrlKey|.
-  return scoped_ptr<ViewerHandle>();
+  return std::unique_ptr<ViewerHandle>();
 }
 
 const std::string GetDistilledPageThemeJs(DistilledPagePrefs::Theme theme) {
   return "useTheme('" + GetJsTheme(theme) + "');";
 }
 
 const std::string GetDistilledPageFontFamilyJs(
     DistilledPagePrefs::FontFamily font_family) {
   return "useFontFamily('" + GetJsFontFamily(font_family) + "');";
 }
 
 const std::string GetDistilledPageFontScalingJs(float scaling) {
   return "useFontScaling(" + base::DoubleToString(scaling) + ");";
 }
 
 }  // namespace viewer
 
 }  // namespace dom_distiller