Optimize promotion of ephemeral apps

extensions/common/extension.h

 // 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.
 
 #ifndef EXTENSIONS_COMMON_EXTENSION_H_
 #define EXTENSIONS_COMMON_EXTENSION_H_
 
 #include <algorithm>
 #include <iosfwd>
 #include <map>
@@ skipping 490 matching lines @@
   DISALLOW_COPY_AND_ASSIGN(ExtensionInfo);
 };
 
 struct InstalledExtensionInfo {
   // The extension being installed - this should always be non-NULL.
   const Extension* extension;
 
   // True if the extension is being updated; false if it is being installed.
   bool is_update;
 
+  // True if the extension was previously installed ephemerally and is now
+  // a regular installed extension.
+  bool from_ephemeral;
+
   // The name of the extension prior to this update. Will be empty if
   // |is_update| is false.
   std::string old_name;
 
   InstalledExtensionInfo(const Extension* extension,
                          bool is_update,
+                         bool from_ephemeral,
                          const std::string& old_name);
 };
 
 struct UnloadedExtensionInfo {
   // TODO(DHNishi): Move this enum to ExtensionRegistryObserver.
   enum Reason {
     REASON_UNDEFINED,         // Undefined state used to initialize variables.
     REASON_DISABLE,           // Extension is being disabled.
     REASON_UPDATE,            // Extension is being updated to a newer version.
     REASON_UNINSTALL,         // Extension is being uninstalled.
@@ skipping 29 matching lines @@
 
   UpdatedExtensionPermissionsInfo(
       const Extension* extension,
       const PermissionSet* permissions,
       Reason reason);
 };
 
 }  // namespace extensions
 
 #endif  // EXTENSIONS_COMMON_EXTENSION_H_