Enable forced extension updates on NaCl arch mismatch.

extensions/common/extension.cc

 // Copyright (c) 2013 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 "extensions/common/extension.h"
 
 #include "base/base64.h"
 #include "base/basictypes.h"
 #include "base/command_line.h"
 #include "base/files/file_path.h"
@@ skipping 417 matching lines @@
 }
 
 void Extension::AddWebExtentPattern(const URLPattern& pattern) {
   // Bookmark apps are permissionless.
   if (from_bookmark())
     return;
 
   extent_.AddPattern(pattern);
 }
 
+void Extension::SetPlatformSpecificResourceArchs(
+    const std::set<std::string>& archs) {
+  platform_specific_resource_archs_ = archs;
+}
+
+void Extension::GetPlatformSpecificResourceArchs(
+    std::set<std::string>* archs) const {
+  *archs = platform_specific_resource_archs_;
+}
+
 // static
 bool Extension::InitExtensionID(extensions::Manifest* manifest,
                                 const base::FilePath& path,
                                 const std::string& explicit_id,
                                 int creation_flags,
                                 base::string16* error) {
   if (!explicit_id.empty()) {
     manifest->set_extension_id(explicit_id);
     return true;
   }
@@ skipping 315 matching lines @@
 
 UpdatedExtensionPermissionsInfo::UpdatedExtensionPermissionsInfo(
     const Extension* extension,
     const PermissionSet* permissions,
     Reason reason)
     : reason(reason),
       extension(extension),
       permissions(permissions) {}
 
 }   // namespace extensions