Revert of Simplify BrowserContext by removing redundant methods.

android_webview/browser/aw_browser_context.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.
 
 #ifndef ANDROID_WEBVIEW_BROWSER_AW_BROWSER_CONTEXT_H_
 #define ANDROID_WEBVIEW_BROWSER_AW_BROWSER_CONTEXT_H_
 
 #include <memory>
 #include <vector>
 
@@ skipping 84 matching lines @@
   AwURLRequestContextGetter* GetAwURLRequestContext();
   AwMessagePortService* GetMessagePortService();
 
   policy::URLBlacklistManager* GetURLBlacklistManager();
 
   // content::BrowserContext implementation.
   std::unique_ptr<content::ZoomLevelDelegate> CreateZoomLevelDelegate(
       const base::FilePath& partition_path) override;
   base::FilePath GetPath() const override;
   bool IsOffTheRecord() const override;
+  net::URLRequestContextGetter* GetRequestContext() override;
   net::URLRequestContextGetter* GetMediaRequestContext() override;
   net::URLRequestContextGetter* GetMediaRequestContextForRenderProcess(
       int renderer_child_id) override;
   net::URLRequestContextGetter* GetMediaRequestContextForStoragePartition(
       const base::FilePath& partition_path,
       bool in_memory) override;
   content::ResourceContext* GetResourceContext() override;
   content::DownloadManagerDelegate* GetDownloadManagerDelegate() override;
   content::BrowserPluginGuestManager* GetGuestManager() override;
   storage::SpecialStoragePolicy* GetSpecialStoragePolicy() override;
@@ skipping 48 matching lines @@
   std::unique_ptr<data_reduction_proxy::DataReductionProxyService>
       data_reduction_proxy_service_;
   std::unique_ptr<content::PermissionManager> permission_manager_;
 
   DISALLOW_COPY_AND_ASSIGN(AwBrowserContext);
 };
 
 }  // namespace android_webview
 
 #endif  // ANDROID_WEBVIEW_BROWSER_AW_BROWSER_CONTEXT_H_