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 e862ca97d371680d01b6f429a9e5fbd6cc3b5ac8..b3816f85086316761688a5c9749a663a9b966ae2 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 {
@@ -592,11 +592,11 @@ class CONTENT_EXPORT ContentBrowserClient {
 #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);
+  // Return a delegate to select a module for keygen and to authenticate and
+  // unlock it.  This is called on the IO thread.
+  virtual crypto::NSSCryptoModuleDelegate* GetKeygenCryptoModuleDelegate(
+      ResourceContext* context,
+      const GURL& url);
 #endif
 
   // Returns true if plugin referred to by the url can use