Implement upgrade-insecure-requests in browser for frame requests

content/common/content_security_policy/csp_directive.cc

 // Copyright 2017 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 "content/common/content_security_policy/csp_directive.h"
 
 namespace content {
 
 CSPDirective::CSPDirective() = default;
 
@@ skipping 10 matching lines @@
 std::string CSPDirective::NameToString(CSPDirective::Name name) {
   switch (name) {
     case DefaultSrc:
       return "default-src";
     case ChildSrc:
       return "child-src";
     case FrameSrc:
       return "frame-src";
     case FormAction:
       return "form-action";
+    case UpgradeInsecureRequests:
+      return "upgrade-insecure-requests";
     case Unknown:
       return "";
   }
   NOTREACHED();
   return "";
 }
 
 // static
 CSPDirective::Name CSPDirective::StringToName(const std::string& name) {
   if (name == "default-src")
     return CSPDirective::DefaultSrc;
   if (name == "child-src")
     return CSPDirective::ChildSrc;
   if (name == "frame-src")
     return CSPDirective::FrameSrc;
   if (name == "form-action")
     return CSPDirective::FormAction;
+  if (name == "upgrade-insecure-requests")
+    return CSPDirective::UpgradeInsecureRequests;
   return CSPDirective::Unknown;
 }
 
 }  // namespace content