Add scheme exceptions for isSecureContext

chrome/common/secure_origin_whitelist.cc

 // Copyright 2015 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/common/secure_origin_whitelist.h"
 
 #include <vector>
 
 #include "base/command_line.h"
 #include "base/strings/string_split.h"
 #include "chrome/common/chrome_switches.h"
+#include "extensions/common/constants.h"
 
 void GetSecureOriginWhitelist(std::set<GURL>* origins) {
   // If kUnsafelyTreatInsecureOriginAsSecure option is given and
   // kUserDataDir is present, add the given origins as trustworthy
   // for whitelisting.
   const base::CommandLine& command_line =
       *base::CommandLine::ForCurrentProcess();
   if (command_line.HasSwitch(switches::kUnsafelyTreatInsecureOriginAsSecure) &&
       command_line.HasSwitch(switches::kUserDataDir)) {
     std::string origins_str = command_line.GetSwitchValueASCII(
         switches::kUnsafelyTreatInsecureOriginAsSecure);
     for (const std::string& origin : base::SplitString(
              origins_str, ",", base::TRIM_WHITESPACE, base::SPLIT_WANT_ALL))
       origins->insert(GURL(origin));
   }
 }
+
+void GetSchemesBypassingSecureContextCheckWhitelist(
+    std::set<std::string>* schemes) {
+  schemes->insert(extensions::kExtensionScheme);
+}