Replace ProfileManagerObserver with callback

chrome/browser/profiles/profile.h

 // Copyright (c) 2011 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.
 
 // This class gathers state related to a single user profile.
 
 #ifndef CHROME_BROWSER_PROFILES_PROFILE_H_
 #define CHROME_BROWSER_PROFILES_PROFILE_H_
 #pragma once
 
@@ skipping 94 matching lines @@
     // always succeeds.
     EXPLICIT_ACCESS,
 
     // The caller plans to call a method that will permanently change some data
     // in the profile, as part of Chrome's implicit data logging. Use this flag
     // when you are about to perform an operation which is incompatible with the
     // incognito mode.
     IMPLICIT_ACCESS
   };
 
+  enum CreateStatus {
+    // Profile services were not created.
+    CREATE_STATUS_FAIL,
+    // Profile created but before initializing extensions and promo resources.
+    CREATE_STATUS_CREATED,
+    // Profile is created, extensions and promo resources are initialized.
+    CREATE_STATUS_INITIALIZED,
+  };
+
   class Delegate {
    public:
     // Called when creation of the profile is finished.
     virtual void OnProfileCreated(Profile* profile, bool success) = 0;
   };
 
   // Whitelist access to deprecated API in order to prevent new regressions.
   class Deprecated {
    private:
     friend bool IsGoogleGAIACookieInstalled();
@@ skipping 446 matching lines @@
 struct hash<Profile*> {
   std::size_t operator()(Profile* const& p) const {
     return reinterpret_cast<std::size_t>(p);
   }
 };
 
 }  // namespace __gnu_cxx
 #endif
 
 #endif  // CHROME_BROWSER_PROFILES_PROFILE_H_