Remove ContentSuggestionsProvider::GetProvidedCategories().

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 "base/bind.h"
 #include "base/strings/string_number_conversions.h"
 #include "base/strings/string_util.h"
 #include "base/strings/utf_string_conversions.h"
@@ skipping 10 matching lines @@
 UrlInfo::UrlInfo() {}
 UrlInfo::~UrlInfo() {}
 UrlInfo::UrlInfo(const UrlInfo& other) = default;
 
 PhysicalWebPageSuggestionsProvider::PhysicalWebPageSuggestionsProvider(
     ContentSuggestionsProvider::Observer* observer,
     CategoryFactory* category_factory)
     : ContentSuggestionsProvider(observer, category_factory),
       category_status_(CategoryStatus::AVAILABLE_LOADING),
       provided_category_(category_factory->FromKnownCategory(
-          KnownCategories::PHYSICAL_WEB_PAGES)) {}
+          KnownCategories::PHYSICAL_WEB_PAGES)) {
+  observer->OnCategoryStatusChanged(this, provided_category_, category_status_);
+}
 
 PhysicalWebPageSuggestionsProvider::~PhysicalWebPageSuggestionsProvider() {}
 
 void PhysicalWebPageSuggestionsProvider::OnDisplayableUrlsChanged(
     const std::vector<UrlInfo>& urls) {
   NotifyStatusChanged(CategoryStatus::AVAILABLE);
   std::vector<ContentSuggestion> suggestions;
 
   for (const UrlInfo& url_info : urls) {
     if (suggestions.size() >= kMaxSuggestionsCount) break;
 
     ContentSuggestion suggestion(
         MakeUniqueID(provided_category_, url_info.site_url.spec()),
         url_info.site_url);
 
     suggestion.set_title(base::UTF8ToUTF16(url_info.title));
     suggestion.set_snippet_text(base::UTF8ToUTF16(url_info.description));
     suggestion.set_publish_date(url_info.scan_time);
     suggestion.set_publisher_name(base::UTF8ToUTF16(url_info.site_url.host()));
     suggestions.push_back(std::move(suggestion));
   }
 
   observer()->OnNewSuggestions(this, provided_category_,
                                std::move(suggestions));
 }
 
-std::vector<Category>
-PhysicalWebPageSuggestionsProvider::GetProvidedCategories() {
-  return std::vector<Category>({provided_category_});
-}
-
 CategoryStatus PhysicalWebPageSuggestionsProvider::GetCategoryStatus(
     Category category) {
   return category_status_;
 }
 
 CategoryInfo PhysicalWebPageSuggestionsProvider::GetCategoryInfo(
     Category category) {
   // TODO(vitaliii): Use a proper string once it's been agreed on.
   return CategoryInfo(base::ASCIIToUTF16("Physical web pages"),
                       ContentSuggestionsCardLayout::MINIMAL_CARD,
@@ skipping 34 matching lines @@
 
 // Updates the |category_status_| and notifies the |observer_|, if necessary.
 void PhysicalWebPageSuggestionsProvider::NotifyStatusChanged(
     CategoryStatus new_status) {
   if (category_status_ == new_status) return;
   category_status_ = new_status;
   observer()->OnCategoryStatusChanged(this, provided_category_, new_status);
 }
 
 }  // namespace ntp_snippets