Update keygen to use correct NSS slot on ChromeOS multiprofile.

content/public/browser/resource_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 CONTENT_PUBLIC_BROWSER_RESOURCE_CONTEXT_H_
 #define CONTENT_PUBLIC_BROWSER_RESOURCE_CONTEXT_H_
 
+#include <string>
+
 #include "base/basictypes.h"
+#include "base/callback.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/supports_user_data.h"
 #include "build/build_config.h"
 #include "content/common/content_export.h"
 
 class GURL;
 
 namespace appcache {
 class AppCacheService;
 }
 
 namespace net {
 class ClientCertStore;
 class HostResolver;
+class KeygenHandler;
 class URLRequestContext;
 }
 
 namespace content {
 
 // ResourceContext contains the relevant context information required for
 // resource loading. It lives on the IO thread, although it is constructed on
 // the UI thread. It must be destructed on the IO thread.
 class CONTENT_EXPORT ResourceContext : public base::SupportsUserData {
  public:
 #if defined(OS_IOS)
   virtual ~ResourceContext() {}
 #else
   ResourceContext();
   virtual ~ResourceContext();
 #endif
   virtual net::HostResolver* GetHostResolver() = 0;
 
   // DEPRECATED: This is no longer a valid given isolated apps/sites and
   // storage partitioning. This getter returns the default context associated
   // with a BrowsingContext.
   virtual net::URLRequestContext* GetRequestContext() = 0;
 
   // Get platform ClientCertStore. May return NULL.
   virtual scoped_ptr<net::ClientCertStore> CreateClientCertStore();
 
+  virtual scoped_ptr<net::KeygenHandler> CreateKeygenHandler(

[Ryan Sleevi, 2013/12/05 00:23:19]

Document this function. I had to look this up when trying to find out why
"return NULL" was acceptable, and I realized this is not at all documented.

[mattm, 2013/12/05 04:41:25]

Done.

+      uint32 key_size_in_bits,
+      const std::string& challenge_string,
+      const GURL& url,
+      const base::Callback<void(scoped_ptr<net::KeygenHandler>)>& callback);
+
   // Returns true if microphone access is allowed for |origin|. Used to
   // determine what level of authorization is given to |origin| to access
   // resource metadata.
   virtual bool AllowMicAccess(const GURL& origin) = 0;
 
   // Returns true if web camera access is allowed for |origin|. Used to
   // determine what level of authorization is given to |origin| to access
   // resource metadata.
   virtual bool AllowCameraAccess(const GURL& origin) = 0;
 
   // Returns a random salt string that is used for creating media device IDs.
   // The salt should be stored in the current user profile and should be reset
   // if cookies are cleared. Returns an empty string per default.
   // TODO(perkj): Make this method pure virtual when crbug/315022 is fixed.
   virtual std::string GetMediaDeviceIDSalt();
 };
 
 }  // namespace content
 
 #endif  // CONTENT_PUBLIC_BROWSER_RESOURCE_CONTEXT_H_