Adding <keygen> Content Setting (Blink)

chrome/browser/renderer_host/chrome_render_message_filter.cc

Index: chrome/browser/renderer_host/chrome_render_message_filter.cc
diff --git a/chrome/browser/renderer_host/chrome_render_message_filter.cc b/chrome/browser/renderer_host/chrome_render_message_filter.cc
index 75f77c05654500465528e2a64370caa8005e9b37..38ebe8b582ccce8f8c6e9f50b9665f92d358e7b9 100644
--- a/chrome/browser/renderer_host/chrome_render_message_filter.cc
+++ b/chrome/browser/renderer_host/chrome_render_message_filter.cc
@@ -17,10 +17,13 @@
 #include "chrome/browser/metrics/chrome_metrics_service_accessor.h"
 #include "chrome/browser/net/predictor.h"
 #include "chrome/browser/profiles/profile.h"
+#include "chrome/browser/profiles/profile_io_data.h"
 #include "chrome/browser/profiles/profile_manager.h"
 #include "chrome/common/render_messages.h"
 #include "components/content_settings/content/common/content_settings_messages.h"
 #include "components/content_settings/core/browser/cookie_settings.h"
+#include "components/content_settings/core/browser/host_content_settings_map.h"
+#include "components/content_settings/core/common/content_settings.h"
 #include "components/network_hints/common/network_hints_common.h"
 #include "components/network_hints/common/network_hints_messages.h"
 #include "components/rappor/rappor_service.h"
@@ -28,6 +31,7 @@
 #include "components/web_cache/browser/web_cache_manager.h"
 #include "content/public/browser/notification_service.h"
 #include "content/public/browser/render_process_host.h"
+#include "content/public/common/content_client.h"
 
 #if defined(ENABLE_EXTENSIONS)
 #include "extensions/browser/guest_view/web_view/web_view_permission_helper.h"
@@ -74,6 +78,7 @@ bool ChromeRenderMessageFilter::OnMessageReceived(const IPC::Message& message) {
                         OnUpdatedCacheStats)
     IPC_MESSAGE_HANDLER(ChromeViewHostMsg_AllowDatabase, OnAllowDatabase)
     IPC_MESSAGE_HANDLER(ChromeViewHostMsg_AllowDOMStorage, OnAllowDOMStorage)
+    IPC_MESSAGE_HANDLER(ChromeViewHostMsg_AllowKeygen, OnAllowKeygen)
     IPC_MESSAGE_HANDLER_DELAY_REPLY(
         ChromeViewHostMsg_RequestFileSystemAccessSync,
         OnRequestFileSystemAccessSync)
@@ -169,6 +174,19 @@ void ChromeRenderMessageFilter::OnAllowDOMStorage(int render_frame_id,
                  !*allowed));
 }
 
+void ChromeRenderMessageFilter::OnAllowKeygen(
+    int render_frame_id,
+    const GURL& origin_url,
+    bool* allowed) {
+  HostContentSettingsMap* content_settings =
+      ProfileIOData::FromResourceContext(
+          profile_->GetResourceContext())->GetHostContentSettingsMap();
+
+  *allowed = content_settings->GetContentSetting(
+      origin_url, origin_url, CONTENT_SETTINGS_TYPE_KEYGEN, std::string()) ==
+      CONTENT_SETTING_ALLOW;
+}
+
 void ChromeRenderMessageFilter::OnRequestFileSystemAccessSync(
     int render_frame_id,
     const GURL& origin_url,