Initial work on making extensions work in incognito mode.

chrome/browser/extensions/extensions_service.cc

 // Copyright (c) 2010 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/browser/extensions/extensions_service.h"
 
 #include "base/command_line.h"
 #include "base/file_util.h"
 #include "base/histogram.h"
 #include "base/string_util.h"
@@ skipping 511 matching lines @@
 
 void ExtensionsService::SetLastPingDay(const std::string& extension_id,
                                        const base::Time& time) {
   extension_prefs_->SetLastPingDay(extension_id, time);
 }
 
 base::Time ExtensionsService::LastPingDay(const std::string& extension_id) {
   return extension_prefs_->LastPingDay(extension_id);
 }
 
+bool ExtensionsService::IsIncognitoEnabled(const std::string& extension_id) {
+  Extension* extension = GetExtensionById(extension_id, true);
+  if (!extension)
+    return false;
+
+  return extension_prefs_->IsIncognitoEnabled(extension_id) &&
+      extension->HasApiPermission(Extension::kExperimentalPermission) &&
+      extension->HasApiPermission(Extension::kIncognitoPermission);
+}
+
 void ExtensionsService::CheckForExternalUpdates() {
   // This installs or updates externally provided extensions.
   // TODO(aa): Why pass this list into the provider, why not just filter it
   // later?
   std::set<std::string> killed_extensions;
   extension_prefs_->GetKilledExtensionIds(&killed_extensions);
   ChromeThread::PostTask(
       ChromeThread::FILE, FROM_HERE,
       NewRunnableMethod(
           backend_.get(), &ExtensionsServiceBackend::CheckForExternalUpdates,
@@ skipping 534 matching lines @@
   // Finish installing on UI thread.
   ChromeThread::PostTask(
       ChromeThread::UI, FROM_HERE,
       NewRunnableMethod(
           frontend_,
           &ExtensionsService::ContinueLoadAllExtensions,
           extensions_to_reload,
           start_time,
           true));
 }