Add new system url request context getter to the blimp engine.

blimp/engine/common/blimp_browser_context.h

 // Copyright 2015 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 BLIMP_ENGINE_COMMON_BLIMP_BROWSER_CONTEXT_H_
 #define BLIMP_ENGINE_COMMON_BLIMP_BROWSER_CONTEXT_H_
 
 #include "base/files/file_path.h"
 #include "base/macros.h"
 #include "base/memory/scoped_ptr.h"
+#include "blimp/engine/app/blimp_system_url_request_context_getter.h"
 #include "blimp/engine/app/blimp_url_request_context_getter.h"
 #include "content/public/browser/browser_context.h"
 #include "content/public/browser/content_browser_client.h"
 #include "content/public/browser/resource_context.h"
 #include "net/url_request/url_request_job_factory.h"
 
 namespace net {
 class NetLog;
 }
 
@@ skipping 29 matching lines @@
   content::SSLHostStateDelegate* GetSSLHostStateDelegate() override;
   content::PermissionManager* GetPermissionManager() override;
   content::BackgroundSyncController* GetBackgroundSyncController() override;
 
   // The content of |protocol_handlers| is swapped into the returned instance.
   // Caller should take a reference to the returned instance via scoped_refptr.
   const scoped_refptr<BlimpURLRequestContextGetter>& CreateRequestContext(
       content::ProtocolHandlerMap* protocol_handlers,
       content::URLRequestInterceptorScopedVector request_interceptors);
 
+  // Provides a URLRequestContextGetter for system requests (e.g. metrics
+  // uploads).
+  net::URLRequestContextGetter* GetSystemRequestContext();

[Kevin M, 2016/04/08 01:09:08]

GetSystemRequestContextGetter?

[Jess, 2016/04/08 19:39:02]

Sounds good.  I went with this naming because of the GetRequestContext() naming
above, but I agree this is less confusing.

Done.

+
  private:
   // Performs initialization of the BlimpBrowserContext while IO is still
   // allowed on the current thread.
   void InitWhileIOAllowed();
 
   scoped_ptr<BlimpResourceContext> resource_context_;
+  scoped_refptr<BlimpSystemURLRequestContextGetter> system_context_getter_;
   bool ignore_certificate_errors_;
   scoped_ptr<content::PermissionManager> permission_manager_;
   bool off_the_record_;
   net::NetLog* net_log_;
   base::FilePath path_;
 
   DISALLOW_COPY_AND_ASSIGN(BlimpBrowserContext);
 };
 
 }  // namespace engine
 }  // namespace blimp
 
 #endif  // BLIMP_ENGINE_COMMON_BLIMP_BROWSER_CONTEXT_H_