Allow fallback from https to http for component update checks.

components/component_updater/default_component_installer.cc

 // Copyright 2014 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/component_updater/default_component_installer.h"
 
 #include <utility>
 
 #include "base/bind.h"
 #include "base/bind_helpers.h"
@@ skipping 242 matching lines @@
       .AppendASCII(current_version_.GetString());
 }
 
 void DefaultComponentInstaller::FinishRegistration(
     ComponentUpdateService* cus,
     const base::Closure& callback) {
   DCHECK(thread_checker_.CalledOnValidThread());
   if (installer_traits_->CanAutoUpdate()) {
     CrxComponent crx;
     crx.name = installer_traits_->GetName();
+    crx.requires_network_encryption =
+        installer_traits_->RequiresNetworkEncryption();
     crx.installer = this;
     crx.version = current_version_;
     crx.fingerprint = current_fingerprint_;
     installer_traits_->GetHash(&crx.pk_hash);
     if (!cus->RegisterComponent(crx)) {
       NOTREACHED() << "Component registration failed for "
                    << installer_traits_->GetName();
       return;
     }
 
@@ skipping 10 matching lines @@
 }
 
 void DefaultComponentInstaller::ComponentReady(
     scoped_ptr<base::DictionaryValue> manifest) {
   VLOG(1) << "ComponentReady";
   installer_traits_->ComponentReady(current_version_, GetInstallDirectory(),
                                     std::move(manifest));
 }
 
 }  // namespace component_updater