Upstream ChromeBrowserState sub-classes.

ios/chrome/browser/browser_state/off_the_record_chrome_browser_state_impl.h

Index: ios/chrome/browser/browser_state/off_the_record_chrome_browser_state_impl.h
diff --git a/ios/chrome/browser/browser_state/off_the_record_chrome_browser_state_impl.h b/ios/chrome/browser/browser_state/off_the_record_chrome_browser_state_impl.h
new file mode 100644
index 0000000000000000000000000000000000000000..6f0e8ce5fdfa0067718cfc6d5ac6a9eefd9fc482
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+++ b/ios/chrome/browser/browser_state/off_the_record_chrome_browser_state_impl.h
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+// Copyright 2013 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.
+
+#ifndef IOS_CHROME_BROWSER_BROWSER_STATE_OFF_THE_RECORD_CHROME_BROWSER_STATE_IMPL_H_
+#define IOS_CHROME_BROWSER_BROWSER_STATE_OFF_THE_RECORD_CHROME_BROWSER_STATE_IMPL_H_
+
+#include "base/macros.h"
+#include "ios/chrome/browser/browser_state/chrome_browser_state.h"
+#include "ios/chrome/browser/browser_state/off_the_record_chrome_browser_state_io_data.h"
+
+namespace syncable_prefs {
+class PrefServiceSyncable;
+}
+
+// The implementation of ChromeBrowserState that is used for incognito browsing.
+// Each OffTheRecordChromeBrowserStateImpl instance is associated with and owned
+// by a non-incognito ChromeBrowserState instance.
+class OffTheRecordChromeBrowserStateImpl : public ios::ChromeBrowserState {
+ public:
+  ~OffTheRecordChromeBrowserStateImpl() override;
+
+  // ChromeBrowserState:
+  ios::ChromeBrowserState* GetOriginalChromeBrowserState() override;
+  bool HasOffTheRecordChromeBrowserState() const override;
+  ios::ChromeBrowserState* GetOffTheRecordChromeBrowserState() override;
+  void DestroyOffTheRecordChromeBrowserState() override;
+  PrefProxyConfigTracker* GetProxyConfigTracker() override;
+  net::SSLConfigService* GetSSLConfigService() override;
+  PrefService* GetPrefs() override;
+  PrefService* GetOffTheRecordPrefs() override;
+  ChromeBrowserStateIOData* GetIOData() override;
+  void ClearNetworkingHistorySince(base::Time time,
+                                   const base::Closure& completion) override;
+  net::URLRequestContextGetter* CreateRequestContext(
+      ProtocolHandlerMap* protocol_handlers,
+      URLRequestInterceptorScopedVector request_interceptors) override;
+  net::URLRequestContextGetter* CreateIsolatedRequestContext(
+      const base::FilePath& partition_path) override;
+
+  // BrowserState:
+  bool IsOffTheRecord() const override;
+  base::FilePath GetStatePath() const override;
+
+ private:
+  friend class ChromeBrowserStateImpl;
+
+  // |original_chrome_browser_state_| is the non-incognito
+  // ChromeBrowserState instance that owns this instance.
+  OffTheRecordChromeBrowserStateImpl(
+      ios::ChromeBrowserState* original_chrome_browser_state,
+      const base::FilePath& otr_path);
+
+  base::FilePath otr_state_path_;
+  ios::ChromeBrowserState* original_chrome_browser_state_;  // weak
+
+  // Weak pointer owned by |original_chrome_browser_state_|.
+  syncable_prefs::PrefServiceSyncable* prefs_;
+
+  scoped_ptr<OffTheRecordChromeBrowserStateIOData::Handle> io_data_;
+  scoped_ptr<PrefProxyConfigTracker> pref_proxy_config_tracker_;
+
+  DISALLOW_COPY_AND_ASSIGN(OffTheRecordChromeBrowserStateImpl);
+};
+
+#endif  // IOS_CHROME_BROWSER_BROWSER_STATE_OFF_THE_RECORD_CHROME_BROWSER_STATE_IMPL_H_