[NTP] Translateable strings for recent tabs and physical web sections.

components/ntp_snippets/physical_web_pages/physical_web_page_suggestions_provider.cc

 // Copyright 2016 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/ntp_snippets/physical_web_pages/physical_web_page_suggestions_provider.h"
 
 #include <algorithm>
 #include <memory>
 #include <set>
 #include <string>
@@ skipping 54 matching lines @@
   physical_web_data_source_->UnregisterListener(this);
 }
 
 CategoryStatus PhysicalWebPageSuggestionsProvider::GetCategoryStatus(
     Category category) {
   return category_status_;
 }
 
 CategoryInfo PhysicalWebPageSuggestionsProvider::GetCategoryInfo(
     Category category) {
-  // TODO(vitaliii): Use the proper string once it has been agreed on.
-  // TODO(vitaliii): Use a translateable string. (crbug.com/667764)
-  return CategoryInfo(
-      base::ASCIIToUTF16("Physical web pages"),
-      ContentSuggestionsCardLayout::FULL_CARD,
-      /*has_more_action=*/false,
-      /*has_reload_action=*/false,
-      /*has_view_all_action=*/false,
-      /*show_if_empty=*/false,
-      l10n_util::GetStringUTF16(IDS_NTP_SUGGESTIONS_SECTION_EMPTY));
+  return CategoryInfo(l10n_util::GetStringUTF16(
+                          IDS_NTP_PHYSICAL_WEB_PAGE_SUGGESTIONS_SECTION_HEADER),
+                      ContentSuggestionsCardLayout::FULL_CARD,
+                      /*has_more_action=*/false,
+                      /*has_reload_action=*/false,
+                      /*has_view_all_action=*/false,
+                      /*show_if_empty=*/false,
+                      l10n_util::GetStringUTF16(
+                          IDS_NTP_PHYSICAL_WEB_PAGE_SUGGESTIONS_SECTION_EMPTY));
 }
 
 void PhysicalWebPageSuggestionsProvider::DismissSuggestion(
     const ContentSuggestion::ID& suggestion_id) {
   DCHECK_EQ(provided_category_, suggestion_id.category());
   std::set<std::string> dismissed_ids = ReadDismissedIDsFromPrefs();
   dismissed_ids.insert(suggestion_id.id_within_category());
   StoreDismissedIDsToPrefs(dismissed_ids);
 }
 
@@ skipping 204 matching lines @@
 }
 
 void PhysicalWebPageSuggestionsProvider::StoreDismissedIDsToPrefs(
     const std::set<std::string>& dismissed_ids) {
   prefs::StoreDismissedIDsToPrefs(pref_service_,
                                   prefs::kDismissedPhysicalWebPageSuggestions,
                                   dismissed_ids);
 }
 
 }  // namespace ntp_snippets