SERVER-13617 remove const qualifiers on primitive return types

These tripped -Wignored-qualifiers on clang. With this change we now compile
cleanly on clang with -Wextra with only the following warnings disabled.
Neither seems worth fixing.

-Wno-unused-parameter
-Wno-missing-field-initializers

1 files changed, 1 insertions, 1 deletions

diff --git a/src/mongo/bson/bson_field.h b/src/mongo/bson/bson_field.h
index 7e1bb94a13e..4676df49317 100644
--- a/src/mongo/bson/bson_field.h
+++ b/src/mongo/bson/bson_field.h
@@ -96,7 +96,7 @@ namespace mongo {
             return _default;
         }
 
-        const bool hasDefault() const {
+        bool hasDefault() const {
             return _defaultSet;
         }