Remove deleted offline page suggestions from opened NTPs

chrome/browser/ui/webui/snippets_internals_message_handler.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 "chrome/browser/ui/webui/snippets_internals_message_handler.h"
 
 #include <memory>
 #include <set>
 #include <vector>
 
@@ skipping 110 matching lines @@
 }
 
 void SnippetsInternalsMessageHandler::OnCategoryStatusChanged(
     Category category,
     CategoryStatus new_status) {
   if (!dom_loaded_)
     return;
   SendContentSuggestions();
 }
 
+void SnippetsInternalsMessageHandler::OnSuggestionInvalidated(
+    ntp_snippets::Category category,
+    const std::string& suggestion_id) {
+  if (!dom_loaded_)
+    return;
+  SendContentSuggestions();
+}
+
 void SnippetsInternalsMessageHandler::ContentSuggestionsServiceShutdown() {}
 
 void SnippetsInternalsMessageHandler::HandleRefreshContent(
     const base::ListValue* args) {
   DCHECK_EQ(0u, args->GetSize());
 
   dom_loaded_ = true;
 
   SendAllContent();
 }
@@ skipping 161 matching lines @@
 }
 
 void SnippetsInternalsMessageHandler::SendString(const std::string& name,
                                                  const std::string& value) {
   base::StringValue string_name(name);
   base::StringValue string_value(value);
 
   web_ui()->CallJavascriptFunctionUnsafe(
       "chrome.SnippetsInternals.receiveProperty", string_name, string_value);
 }