Update keygen to use correct NSS slot on ChromeOS multiprofile.

content/public/browser/content_browser_client.h

Index: content/public/browser/content_browser_client.h
diff --git a/content/public/browser/content_browser_client.h b/content/public/browser/content_browser_client.h
index aae30ebc5c45ab90852a39084d160d48d0b602fa..7fdca6740da08bbab8dd68ed65b78dcee546be7c 100644
--- a/content/public/browser/content_browser_client.h
+++ b/content/public/browser/content_browser_client.h
@@ -44,7 +44,7 @@ class DictionaryValue;
 class FilePath;
 }
 namespace crypto {
-class CryptoModuleBlockingPasswordDelegate;
+class NSSCryptoModuleDelegate;
 }
 
 namespace gfx {
@@ -605,14 +605,6 @@ class CONTENT_EXPORT ContentBrowserClient {
                                 bool* success) {}
 #endif
 
-#if defined(USE_NSS)
-  // Return a delegate to authenticate and unlock |module|.
-  // This is called on a worker thread.
-  virtual
-      crypto::CryptoModuleBlockingPasswordDelegate* GetCryptoPasswordDelegate(
-          const GURL& url);
-#endif
-
   // Returns true if plugin referred to by the url can use
   // pp::FileIO::RequestOSFileHandle.
   virtual bool IsPluginAllowedToCallRequestOSFileHandle(