kiosk: Fix network check skipped regression.

extensions/common/manifest_handlers/offline_enabled_info.cc

 // Copyright 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/manifest_handlers/offline_enabled_info.h"
 
 #include "base/memory/scoped_ptr.h"
 #include "base/strings/string16.h"
 #include "base/strings/string_util.h"
 #include "base/strings/utf_string_conversions.h"
 #include "base/values.h"
 #include "extensions/common/manifest_constants.h"
+#include "extensions/common/permissions/api_permission_set.h"
+#include "extensions/common/permissions/permissions_data.h"
 
 namespace extensions {
 
 namespace keys = manifest_keys;
 
 OfflineEnabledInfo::OfflineEnabledInfo(bool is_offline_enabled)
     : offline_enabled(is_offline_enabled) {
 }
 
 OfflineEnabledInfo::~OfflineEnabledInfo() {
 }
 
 // static
 bool OfflineEnabledInfo::IsOfflineEnabled(const Extension* extension) {
   OfflineEnabledInfo* info = static_cast<OfflineEnabledInfo*>(
       extension->GetManifestData(keys::kOfflineEnabled));
   return info ? info->offline_enabled : false;
 }
 
 OfflineEnabledHandler::OfflineEnabledHandler() {
 }
 
 OfflineEnabledHandler::~OfflineEnabledHandler() {
 }
 
 bool OfflineEnabledHandler::Parse(Extension* extension, base::string16* error) {
   if (!extension->manifest()->HasKey(keys::kOfflineEnabled)) {
-    // Only platform apps default to being enabled offline, and we should only
-    // attempt parsing without a key present if it is a platform app.
+    // Only platform apps are provided with a default offline enabled value.
+    // A platform app is offline enabled unless it requests the webview
+    // permission. That is, offline_enabled is true when there is NO webview
+    // permission requested and false when webview permission is present.
     DCHECK(extension->is_platform_app());
+
+    const bool has_webview_permission =
+        !!PermissionsData::GetInitialAPIPermissions(extension)
+              ->count(APIPermission::kWebView);
     extension->SetManifestData(keys::kOfflineEnabled,
-                               new OfflineEnabledInfo(true));
+                               new OfflineEnabledInfo(!has_webview_permission));
     return true;
   }
 
   bool offline_enabled = false;
 
   if (!extension->manifest()->GetBoolean(keys::kOfflineEnabled,
                                          &offline_enabled)) {
     *error = base::ASCIIToUTF16(manifest_errors::kInvalidOfflineEnabled);
     return false;
   }
 
   extension->SetManifestData(keys::kOfflineEnabled,
                              new OfflineEnabledInfo(offline_enabled));
   return true;
 }
 
 bool OfflineEnabledHandler::AlwaysParseForType(Manifest::Type type) const {
   return type == Manifest::TYPE_PLATFORM_APP;
 }
 
 const std::vector<std::string> OfflineEnabledHandler::Keys() const {
   return SingleKey(keys::kOfflineEnabled);
 }
 
 }  // namespace extensions