Introduce NetworkDelegate's implementation in extensions.

extensions/shell/browser/shell_browser_context.h

 // Copyright 2014 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 EXTENSIONS_SHELL_BROWSER_SHELL_BROWSER_CONTEXT_H_
 #define EXTENSIONS_SHELL_BROWSER_SHELL_BROWSER_CONTEXT_H_
 
 #include "base/compiler_specific.h"
 #include "base/memory/ref_counted.h"
 #include "content/shell/browser/shell_browser_context.h"
 #include "storage/browser/quota/special_storage_policy.h"
 
+namespace net {
+class NetLog;
+}
+
 namespace extensions {
 
+class InfoMap;
 class ShellSpecialStoragePolicy;
 
 // The BrowserContext used by the content, apps and extensions systems in
 // app_shell.
 class ShellBrowserContext : public content::ShellBrowserContext {
  public:
-  ShellBrowserContext();
+  explicit ShellBrowserContext(net::NetLog* net_log);
   virtual ~ShellBrowserContext();
 
   // content::BrowserContext implementation.
   virtual content::BrowserPluginGuestManager* GetGuestManager() OVERRIDE;
   virtual storage::SpecialStoragePolicy* GetSpecialStoragePolicy() OVERRIDE;
 
+  net::URLRequestContextGetter* CreateRequestContext(
+      content::ProtocolHandlerMap* protocol_handlers,
+      content::URLRequestInterceptorScopedVector request_interceptors,
+      InfoMap* extension_info_map);
+
   // HACK: Pad the virtual function table so we trip an assertion if someone
   // tries to use |this| as a Profile.
   virtual void ProfileFunctionCallOnNonProfileBrowserContext1();
   virtual void ProfileFunctionCallOnNonProfileBrowserContext2();
   virtual void ProfileFunctionCallOnNonProfileBrowserContext3();
   virtual void ProfileFunctionCallOnNonProfileBrowserContext4();
   virtual void ProfileFunctionCallOnNonProfileBrowserContext5();
   virtual void ProfileFunctionCallOnNonProfileBrowserContext6();
   virtual void ProfileFunctionCallOnNonProfileBrowserContext7();
   virtual void ProfileFunctionCallOnNonProfileBrowserContext8();
   virtual void ProfileFunctionCallOnNonProfileBrowserContext9();
   virtual void ProfileFunctionCallOnNonProfileBrowserContext10();
   virtual void ProfileFunctionCallOnNonProfileBrowserContext11();
   virtual void ProfileFunctionCallOnNonProfileBrowserContext12();
   virtual void ProfileFunctionCallOnNonProfileBrowserContext13();
   virtual void ProfileFunctionCallOnNonProfileBrowserContext14();
   virtual void ProfileFunctionCallOnNonProfileBrowserContext15();
 
  private:
+  void Init();
+  void InitializationOnIOThread();
+  net::NetLog* net_log_;
+  bool ignore_certificate_errors_;
   scoped_refptr<storage::SpecialStoragePolicy> storage_policy_;
+  scoped_refptr<net::URLRequestContextGetter> url_request_context_getter_;
 
   DISALLOW_COPY_AND_ASSIGN(ShellBrowserContext);
 };
 
 }  // namespace extensions
 
 #endif  // EXTENSIONS_SHELL_BROWSER_SHELL_BROWSER_CONTEXT_H_