Fix sync test crashing when multiprofiles are enabled on Mac.

chrome/browser/profiles/profile_manager.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 keeps track of the currently-active profiles in the runtime.
 
 #ifndef CHROME_BROWSER_PROFILES_PROFILE_MANAGER_H_
 #define CHROME_BROWSER_PROFILES_PROFILE_MANAGER_H_
 #pragma once
 
@@ skipping 12 matching lines @@
 #include "content/common/notification_observer.h"
 #include "content/common/notification_registrar.h"
 
 class FilePath;
 class NewProfileLauncher;
 class ProfileInfoCache;
 
 class ProfileManagerObserver {
  public:
   enum Status {
-    // So epic.
+    // Profile creation has failed.
     STATUS_FAIL,
     // Profile created but before initializing extensions and promo resources.
     STATUS_CREATED,
     // Profile is created, extensions and promo resources are initialized.
     STATUS_INITIALIZED
   };
 
   // This method is called when profile is ready. If profile already exists,
   // method is called with pointer to that profile and STATUS_INITIALIZED.
   // If profile creation has failed, method is called with |profile| equal to
@@ skipping 116 matching lines @@
   // Returns a ProfileInfoCache object which can be used to get information
   // about profiles without having to load them from disk.
   ProfileInfoCache& GetProfileInfoCache();
 
   // Schedules the profile at the given path to be deleted on shutdown.
   void ScheduleProfileForDeletion(const FilePath& profile_dir);
 
   // Checks if multiple profiles is enabled.
   static bool IsMultipleProfilesEnabled();
 
+  // Register and add testing profile to the ProfileManager. Use ONLY in tests!
+  // This allows the creation of Profiles outside of the standard creation path
+  // for testing only. If |addToCache|, add to ProfileInfoCache as well.
+  void RegisterTestingProfile(Profile* profile, bool addToCache);
+
  protected:
   // Does final initial actions.
   virtual void DoFinalInit(Profile* profile, bool go_off_the_record);
 
  private:
-  friend class ExtensionEventRouterForwarderTest;
-
   // This struct contains information about profiles which are being loaded or
   // were loaded.
   struct ProfileInfo {
     ProfileInfo(Profile* profile, bool created)
         : profile(profile), created(created) {
     }
 
     ~ProfileInfo() {}
 
     scoped_ptr<Profile> profile;
@@ skipping 53 matching lines @@
 };
 
 // Same as the ProfileManager, but doesn't initialize some services of the
 // profile. This one is useful in unittests.
 class ProfileManagerWithoutInit : public ProfileManager {
  protected:
   virtual void DoFinalInit(Profile*, bool) {}
 };
 
 #endif  // CHROME_BROWSER_PROFILES_PROFILE_MANAGER_H_