Create profile .ico file on profile creation

chrome/browser/profiles/profile_shortcut_manager_win.h

 // Copyright (c) 2012 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 CHROME_BROWSER_PROFILES_PROFILE_SHORTCUT_MANAGER_WIN_H_
 #define CHROME_BROWSER_PROFILES_PROFILE_SHORTCUT_MANAGER_WIN_H_
 
+#include "base/callback.h"
 #include "chrome/browser/profiles/profile_shortcut_manager.h"
+#include "content/public/browser/notification_observer.h"
+#include "content/public/browser/notification_registrar.h"
 
 class BrowserDistribution;
 
 // Internal free-standing functions that are exported here for testing.
 namespace profiles {
 namespace internal {
 
-// Name of the badged icon file generated for a given profile.
-extern const char kProfileIconFileName[];
+// Returns the full path to the profile icon file.
+base::FilePath GetProfileIconPath(const base::FilePath& profile_path);
 
 // Returns the default shortcut filename for the given profile name,
 // given |distribution|. Returns a filename appropriate for a
 // single-user installation if |profile_name| is empty.
 string16 GetShortcutFilenameForProfile(const string16& profile_name,
                                        BrowserDistribution* distribution);
 
 // Returns the command-line flags to launch Chrome with the given profile.
 string16 CreateProfileShortcutFlags(const base::FilePath& profile_path);
 
 }  // namespace internal
 }  // namespace profiles
 
 class ProfileShortcutManagerWin : public ProfileShortcutManager,
-                                  public ProfileInfoCacheObserver {
+                                  public ProfileInfoCacheObserver,
+                                  public content::NotificationObserver {
  public:
-  // Specifies whether a new shortcut should be created if none exist.
+  // Specifies whether only the existing shortcut should be updated, a new
+  // shortcut should be created if none exist, or only the icon for this profile
+  // should be created in the profile directory.
   enum CreateOrUpdateMode {
     UPDATE_EXISTING_ONLY,
     CREATE_WHEN_NONE_FOUND,
+    CREATE_OR_UPDATE_ICON_ONLY,
   };
   // Specifies whether non-profile shortcuts should be updated.
   enum NonProfileShortcutAction {
     IGNORE_NON_PROFILE_SHORTCUTS,
     UPDATE_NON_PROFILE_SHORTCUTS,
   };
 
   explicit ProfileShortcutManagerWin(ProfileManager* manager);
   virtual ~ProfileShortcutManagerWin();
 
   // ProfileShortcutManager implementation:
+  virtual void CreateOrUpdateProfileIcon(
+      const base::FilePath& profile_path,
+      const base::Closure& callback) OVERRIDE;
   virtual void CreateProfileShortcut(
       const base::FilePath& profile_path) OVERRIDE;
   virtual void RemoveProfileShortcuts(
       const base::FilePath& profile_path) OVERRIDE;
   virtual void HasProfileShortcuts(
       const base::FilePath& profile_path,
       const base::Callback<void(bool)>& callback) OVERRIDE;
 
   // ProfileInfoCacheObserver implementation:
   virtual void OnProfileAdded(const base::FilePath& profile_path) OVERRIDE;
   virtual void OnProfileWasRemoved(const base::FilePath& profile_path,
                                    const string16& profile_name) OVERRIDE;
   virtual void OnProfileNameChanged(const base::FilePath& profile_path,
                                     const string16& old_profile_name) OVERRIDE;
   virtual void OnProfileAvatarChanged(
       const base::FilePath& profile_path) OVERRIDE;
 
+  // content::NotificationObserver implementation:
+  virtual void Observe(int type,
+                       const content::NotificationSource& source,
+                       const content::NotificationDetails& details) OVERRIDE;
+
  private:
   // Gives the profile path of an alternate profile than |profile_path|.
   // Must only be called when the number profiles is 2.
   base::FilePath GetOtherProfilePath(const base::FilePath& profile_path);
 
+  // Creates or updates shortcuts for the profile at |profile_path| according
+  // to the specified |create_mode| and |action|. This will always involve
+  // creating or updating the icon file for this profile.
+  // Calls |callback| on successful icon creation.
   void CreateOrUpdateShortcutsForProfileAtPath(
       const base::FilePath& profile_path,
       CreateOrUpdateMode create_mode,
-      NonProfileShortcutAction action);
+      NonProfileShortcutAction action,
+      const base::Closure& callback);
 
   ProfileManager* profile_manager_;
 
+  content::NotificationRegistrar registrar_;
+
   DISALLOW_COPY_AND_ASSIGN(ProfileShortcutManagerWin);
 };
 
 #endif  // CHROME_BROWSER_PROFILES_PROFILE_SHORTCUT_MANAGER_WIN_H_