Fixed SI-5031. Only consider classes when looking for companion class.

sym.effectiveOwner revealed this piece of inconsistency. companionModule
is fine because similar check is there already.

Review by @paulp.

1 files changed, 7 insertions, 0 deletions

diff --git a/test/files/pos/t5031_2.scala b/test/files/pos/t5031_2.scala
new file mode 100644
index 0000000000..ded3e82301
--- /dev/null
+++ b/test/files/pos/t5031_2.scala
@@ -0,0 +1,7 @@
+package object t5031 {	
+  class ID
+}
+
+package t5031 {
+  object ID
+}