Upstream most of ios/web/net

ios/web/public/browser_state.h

 // 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_WEB_PUBLIC_BROWSER_STATE_H_
 #define IOS_WEB_PUBLIC_BROWSER_STATE_H_
 
 #include "base/supports_user_data.h"
 
 namespace base {
 class FilePath;
 }
 
 namespace net {
 class URLRequestContextGetter;
 }
 
 namespace web {
+class CertificatePolicyCache;
 
 // This class holds the context needed for a browsing session.
 // It lives on the UI thread. All these methods must only be called on the UI
 // thread.
 class BrowserState : public base::SupportsUserData {
  public:
   ~BrowserState() override;
 
+  // static
+  static scoped_refptr<CertificatePolicyCache> GetCertificatePolicyCache(
+      BrowserState* browser_state);
+
   // Returns whether this BrowserState is incognito. Default is false.
   virtual bool IsOffTheRecord() const = 0;
 
   // Returns the path where the BrowserState data is stored.
   // Unlike Profile::GetPath(), incognito BrowserState do not share their path
   // with their original BrowserState.
   virtual base::FilePath GetStatePath() const = 0;
 
   // Returns the request context information associated with this
   // BrowserState.
   virtual net::URLRequestContextGetter* GetRequestContext() = 0;
 
   // Safely cast a base::SupportsUserData to a BrowserState. Returns nullptr
   // if |supports_user_data| is not a BrowserState.
   static BrowserState* FromSupportsUserData(
       base::SupportsUserData* supports_user_data);
 
  protected:
   BrowserState();
 };
 
 }  // namespace web
 
 #endif  // IOS_WEB_PUBLIC_BROWSER_STATE_H_