Made the old MessagingLayout work again

Fixed the layout of groups for the old MessagingLayout

Bug: 150905003
Change-Id: I007067d7b0524b7819f3a5e753f8664129d4cd93
diff --git a/core/java/com/android/internal/widget/ConversationLayout.java b/core/java/com/android/internal/widget/ConversationLayout.java
index 07be113..714639d 100644
--- a/core/java/com/android/internal/widget/ConversationLayout.java
+++ b/core/java/com/android/internal/widget/ConversationLayout.java
@@ -652,6 +652,7 @@
                 mAddedGroups.add(newGroup);
             }
             newGroup.setDisplayImagesAtEnd(mIsCollapsed);
+            newGroup.setIsInConversation(true);
             newGroup.setLayoutColor(mLayoutColor);
             newGroup.setTextColors(mSenderTextColor, mMessageTextColor);
             Person sender = senders.get(groupIndex);