am 0eba4019: Merge "Add Java doc comments on script group name reuse"

* commit '0eba40194e41c4f4a78a65041b3e736240b07b77':
  Add Java doc comments on script group name reuse
diff --git a/rs/java/android/renderscript/ScriptGroup.java b/rs/java/android/renderscript/ScriptGroup.java
index 5a0897d..2878356 100644
--- a/rs/java/android/renderscript/ScriptGroup.java
+++ b/rs/java/android/renderscript/ScriptGroup.java
@@ -993,6 +993,8 @@
          *
          * @param name name for the script group. Legal names can only contain letters, digits,
          *        '-', or '_'. The name can be no longer than 100 characters.
+         *        Try to use unique names, to avoid name conflicts and reduce
+         *        the cost of group creation.
          * @param outputs futures intended as outputs of the script group
          * @return a script group
          */