Supports multiple profiles when DiskCacheDir is overridden by command line switches or group policy.

chrome/browser/profiles/profile_impl.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.
 
 // This class gathers state related to a single user profile.
 
 #ifndef CHROME_BROWSER_PROFILES_PROFILE_IMPL_H_
 #define CHROME_BROWSER_PROFILES_PROFILE_IMPL_H_
 
 #include <memory>
@@ skipping 139 matching lines @@
 #if defined(OS_CHROMEOS)
   friend class chromeos::KioskTest;
   friend class chromeos::SupervisedUserTestBase;
 #endif
   friend class Profile;
   FRIEND_TEST_ALL_PREFIXES(StartupBrowserCreatorTest,
                            ProfilesLaunchedAfterCrash);
   FRIEND_TEST_ALL_PREFIXES(ProfileBrowserTest, DISABLED_ProfileReadmeCreated);
   FRIEND_TEST_ALL_PREFIXES(ProfileBrowserTest,
                            ProfileDeletedBeforeReadmeCreated);
+  FRIEND_TEST_ALL_PREFIXES(ProfileBrowserTest, DiskCacheDirOverride);
 
   ProfileImpl(const base::FilePath& path,
               Delegate* delegate,
               CreateMode create_mode,
               base::SequencedTaskRunner* sequenced_task_runner);
 
   // Does final initialization. Should be called after prefs were loaded.
   void DoFinalInit();
 
   // Switch locale (when possible) and proceed to OnLocaleReady().
@@ skipping 99 matching lines @@
   // components/keyed_service/content/browser_context_keyed_service_factory.*
 
   Profile::Delegate* delegate_;
 
   chrome_browser_net::Predictor* predictor_;
 
   DISALLOW_COPY_AND_ASSIGN(ProfileImpl);
 };
 
 #endif  // CHROME_BROWSER_PROFILES_PROFILE_IMPL_H_