Moves around mojo js bindings code

mojo/bindings/js/handle.h

Index: mojo/bindings/js/handle.h
diff --git a/mojo/apps/js/bindings/handle.h b/mojo/bindings/js/handle.h
similarity index 81%
rename from mojo/apps/js/bindings/handle.h
rename to mojo/bindings/js/handle.h
index 8bae517bc6ac8362a65a89b48d772ef9c4bf7113..99cdf3371f0005b06ea9595c038279cab4c05e9d 100644
--- a/mojo/apps/js/bindings/handle.h
+++ b/mojo/bindings/js/handle.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_APPS_JS_BINDINGS_HANDLE_H_
-#define MOJO_APPS_JS_BINDINGS_HANDLE_H_
+#ifndef MOJO_BINDINGS_JS_HANDLE_H_
+#define MOJO_BINDINGS_JS_HANDLE_H_
 
 #include "gin/converter.h"
 #include "mojo/public/system/core_cpp.h"
@@ -20,4 +20,4 @@ struct Converter<mojo::Handle> {
 
 }  // namespace gin
 
-#endif  // MOJO_APPS_JS_BINDINGS_HANDLE_H_
+#endif  // MOJO_BINDINGS_JS_HANDLE_H_