Add more unnecessary .Pass()s for MSVS.

mojo/edk/embedder/embedder.cc

Index: mojo/edk/embedder/embedder.cc
diff --git a/mojo/edk/embedder/embedder.cc b/mojo/edk/embedder/embedder.cc
index 2eee5001024b2c34c9c2580442ea678796e3b038..d0a5135e8d0e03cb9647e9f177c45b488f7d416f 100644
--- a/mojo/edk/embedder/embedder.cc
+++ b/mojo/edk/embedder/embedder.cc
@@ -115,7 +115,9 @@ ScopedMessagePipeHandle CreateChannelOnIOThread(
   ScopedMessagePipeHandle rv(
       MessagePipeHandle(internal::g_core->AddDispatcher(dispatcher)));
   CHECK(rv.is_valid());
-  return rv;
+  // TODO(vtl): The |.Pass()| below is only needed due to an MSVS bug; remove it
+  // once that's fixed.
+  return rv.Pass();
 }
 
 ScopedMessagePipeHandle CreateChannel(
@@ -138,7 +140,9 @@ ScopedMessagePipeHandle CreateChannel(
   ScopedMessagePipeHandle rv(
       MessagePipeHandle(internal::g_core->AddDispatcher(dispatcher)));
   CHECK(rv.is_valid());
-  return rv;
+  // TODO(vtl): The |.Pass()| below is only needed due to an MSVS bug; remove it
+  // once that's fixed.
+  return rv.Pass();
 }
 
 // TODO(vtl): Write tests for this.