Use scoped_ptr::Pass instead of scoped_ptr::PassAs<T>.

content/renderer/media/crypto/proxy_media_keys.cc

Index: content/renderer/media/crypto/proxy_media_keys.cc
diff --git a/content/renderer/media/crypto/proxy_media_keys.cc b/content/renderer/media/crypto/proxy_media_keys.cc
index 267a0d1fc2fcf8c5b30b720400e1a02299667b8a..87d078834daca88d0f1db828e2a68c1c181f3ffe 100644
--- a/content/renderer/media/crypto/proxy_media_keys.cc
+++ b/content/renderer/media/crypto/proxy_media_keys.cc
@@ -84,7 +84,7 @@ void ProxyMediaKeys::CreateSession(
   }
 
   uint32 session_id = CreateSessionId();
-  SavePromise(session_id, promise.PassAs<media::CdmPromise>());
+  SavePromise(session_id, promise.Pass());
   manager_->CreateSession(
       cdm_id_,
       session_id,
@@ -112,7 +112,7 @@ void ProxyMediaKeys::UpdateSession(
     return;
   }
 
-  SavePromise(session_id, promise.PassAs<media::CdmPromise>());
+  SavePromise(session_id, promise.Pass());
   manager_->UpdateSession(
       cdm_id_,
       session_id,
@@ -127,7 +127,7 @@ void ProxyMediaKeys::CloseSession(const std::string& web_session_id,
     return;
   }
 
-  SavePromise(session_id, promise.PassAs<media::CdmPromise>());
+  SavePromise(session_id, promise.Pass());
   manager_->ReleaseSession(cdm_id_, session_id);
 }