Reduce string copies in GURL creation

media/mojo/services/mojo_cdm_service.cc

 // 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 "media/mojo/services/mojo_cdm_service.h"
 
 #include <map>
 #include <utility>
 
 #include "base/bind.h"
@@ skipping 93 matching lines @@
 
 void MojoCdmService::Initialize(const mojo::String& key_system,
                                 const mojo::String& security_origin,
                                 interfaces::CdmConfigPtr cdm_config,
                                 const InitializeCallback& callback) {
   DVLOG(1) << __FUNCTION__ << ": " << key_system;
   DCHECK(!cdm_);
 
   auto weak_this = weak_factory_.GetWeakPtr();
   cdm_factory_->Create(
-      key_system, GURL(security_origin), cdm_config.To<CdmConfig>(),
+      key_system, GURL(security_origin.get()), cdm_config.To<CdmConfig>(),
       base::Bind(&MojoCdmService::OnSessionMessage, weak_this),
       base::Bind(&MojoCdmService::OnSessionClosed, weak_this),
       base::Bind(&MojoCdmService::OnLegacySessionError, weak_this),
       base::Bind(&MojoCdmService::OnSessionKeysChange, weak_this),
       base::Bind(&MojoCdmService::OnSessionExpirationUpdate, weak_this),
       base::Bind(&MojoCdmService::OnCdmCreated, weak_this, callback));
 }
 
 void MojoCdmService::SetServerCertificate(
     mojo::Array<uint8_t> certificate_data,
@@ skipping 149 matching lines @@
 
 void MojoCdmService::OnDecryptorConnectionError() {
   DVLOG(2) << __FUNCTION__;
 
   // MojoDecryptorService has lost connectivity to it's client, so it can be
   // freed.
   decryptor_.reset();
 }
 
 }  // namespace media