Minimal support for OOBE/login for chrome-athena

chrome/browser/chromeos/extensions/wallpaper_private_api.cc

Index: chrome/browser/chromeos/extensions/wallpaper_private_api.cc
diff --git a/chrome/browser/chromeos/extensions/wallpaper_private_api.cc b/chrome/browser/chromeos/extensions/wallpaper_private_api.cc
index c9b7cac9ae081191e5f15fe38aa223997e068c02..028e45f60cb316c9163cddabc31f65a3e8df46bf 100644
--- a/chrome/browser/chromeos/extensions/wallpaper_private_api.cc
+++ b/chrome/browser/chromeos/extensions/wallpaper_private_api.cc
@@ -298,6 +298,8 @@ WallpaperPrivateSetWallpaperIfExistsFunction::
     ~WallpaperPrivateSetWallpaperIfExistsFunction() {}
 
 bool WallpaperPrivateSetWallpaperIfExistsFunction::RunAsync() {
+#if !defined(USE_ATHENA)
+  // TODO(bshe): Support wallpaper manager in Athena, crbug.com/408734.
   params = set_wallpaper_if_exists::Params::Create(*args_);
   EXTENSION_FUNCTION_VALIDATE(params);
 
@@ -331,6 +333,7 @@ bool WallpaperPrivateSetWallpaperIfExistsFunction::RunAsync() {
           &WallpaperPrivateSetWallpaperIfExistsFunction::
               ReadFileAndInitiateStartDecode,
           this, wallpaper_path, fallback_path));
+#endif
   return true;
 }