Move JS support code from //mojo/edk/js to //services/js/system

services/js/system/drain_data.h

Index: services/js/system/drain_data.h
diff --git a/mojo/edk/js/drain_data.h b/services/js/system/drain_data.h
similarity index 94%
rename from mojo/edk/js/drain_data.h
rename to services/js/system/drain_data.h
index 3c066dcfca3c9a8fdac6e0bd2b229af954c9b332..3632aabe5e1e560237384709909ff770ca2a84c2 100644
--- a/mojo/edk/js/drain_data.h
+++ b/services/js/system/drain_data.h
@@ -2,8 +2,8 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#ifndef MOJO_EDK_JS_DRAIN_DATA_H_
-#define MOJO_EDK_JS_DRAIN_DATA_H_
+#ifndef SERVICES_JS_SYSTEM_DRAIN_DATA_H_
+#define SERVICES_JS_SYSTEM_DRAIN_DATA_H_
 
 #include "base/memory/scoped_vector.h"
 #include "gin/runner.h"
@@ -61,4 +61,4 @@ class DrainData {
 }  // namespace js
 }  // namespace mojo
 
-#endif  // MOJO_EDK_JS_DRAIN_DATA_H_
+#endif  // SERVICES_JS_SYSTEM_DRAIN_DATA_H_