ReplyBox: display +1 text next to checkbox

It can be useful to create a simple boolean label:

  [label "Try"]
    function = NoOp
    value =  0 Not attempted
    value = +1 Try to build and run tests

Display the value for +1 in the right side of the ReplyBox
similar to radio button scales which display the meaning of
the currently selected radio button.

Change-Id: Icc3dd6b83bdd4ecd21bfc4eb6d9c8fb232fade39
diff --git a/gerrit-gwtui/src/main/java/com/google/gerrit/client/change/ReplyBox.java b/gerrit-gwtui/src/main/java/com/google/gerrit/client/change/ReplyBox.java
index fd9f4bc..f9054fe 100644
--- a/gerrit-gwtui/src/main/java/com/google/gerrit/client/change/ReplyBox.java
+++ b/gerrit-gwtui/src/main/java/com/google/gerrit/client/change/ReplyBox.java
@@ -351,7 +351,6 @@
     final String id = lv.info.name();
     final CheckBox b = new CheckBox();
     b.setText(id);
-    b.setTitle(lv.info.value_text("+1"));
     b.setEnabled(lv.permitted.contains((short) 1));
     if (self != null && self.value() == 1) {
       b.setValue(true);
@@ -364,6 +363,10 @@
     });
     b.setStyleName(style.label_name());
     labelsTable.setWidget(row, 0, b);
+
+    CellFormatter fmt = labelsTable.getCellFormatter();
+    fmt.setStyleName(row, labelHelpColumn, style.label_help());
+    labelsTable.setText(row, labelHelpColumn, lv.info.value_text("+1"));
   }
 
   private static boolean isCheckBox(Set<Short> values) {