Allow replicated origins to be updated.

Source/core/dom/RemoteSecurityContext.cpp

 // Copyright 2014 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.
 
 #include "config.h"
 #include "core/dom/RemoteSecurityContext.h"
 
 #include "core/frame/csp/ContentSecurityPolicy.h"
 #include "platform/weborigin/SecurityOrigin.h"
 
@@ skipping 16 matching lines @@
     // grantUniversalAccess().
 }
 
 PassRefPtr<RemoteSecurityContext> RemoteSecurityContext::create()
 {
     return adoptRef(new RemoteSecurityContext());
 }
 
 void RemoteSecurityContext::setReplicatedOrigin(PassRefPtr<SecurityOrigin> origin)
 {
-    // FIXME: Currently, replicated security origins are passed only at
-    // RemoteFrame creation time.  Eventually, this class will also need to
-    // handle origin updates to handle cases like setting document.domain, but
-    // for now, check that this is the first and only time we are setting the
-    // origin.
-    ASSERT(!haveInitializedSecurityOrigin());
     setSecurityOrigin(origin);
 }
 
 
 } // namespace blink