Load user custom wallpaper after browser crash.

chrome/browser/chromeos/login/user_manager.h

Index: chrome/browser/chromeos/login/user_manager.h
diff --git a/chrome/browser/chromeos/login/user_manager.h b/chrome/browser/chromeos/login/user_manager.h
index e183b28c3cc9ccc6fa5d5d1163d4a300f6bc94a2..d6ac5a336287fc51fa529a43318e11ad960a269a 100644
--- a/chrome/browser/chromeos/login/user_manager.h
+++ b/chrome/browser/chromeos/login/user_manager.h
@@ -101,6 +101,11 @@ class UserManager {
   // Indicates that a user just logged in as ephemeral.
   virtual void EphemeralUserLoggedIn(const std::string& email) = 0;
 
+  // Loads logged in user wallpaper asynchronously and sets to current wallpaper
+  // after loaded. If not logged in or logged in as stub user, uses an empty
+  // wallpaper.
+  virtual void SetLoggedInUserWallpaper() = 0;
+
   // Called when user pod with |email| is selected.
   virtual void UserSelected(const std::string& email) = 0;
 
@@ -152,11 +157,6 @@ class UserManager {
   virtual std::string GetUserDisplayEmail(
       const std::string& username) const = 0;
 
-  // Returns the index of the default wallpapers saved in local state for login
-  // user if it is known (was previously set by |SaveWallpaperToLocalState|
-  // call). Otherwise, returns the default wallpaper index.
-  virtual int GetLoggedInUserWallpaperIndex() = 0;
-
   // Sets |type| and |index| to the value saved in local state for logged in
   // user.
   virtual void GetLoggedInUserWallpaperProperties(User::WallpaperType* type,