MessageView: Only re-render on change of key conversation fields

js/views/message_view.js

@@ -99,17 +99,24 @@
       this.listenTo(this.model, 'change', update);
       this.listenTo(this.model, 'expired', update);
 
+      const applicableConversationChanges =
+        'change:color change:name change:number change:profileName change:profileAvatar';
+
       this.conversation = this.model.getConversation();
-      this.listenTo(this.conversation, 'change', update);
+      this.listenTo(this.conversation, applicableConversationChanges, update);
 
       this.fromContact = this.model.getIncomingContact();
       if (this.fromContact) {
-        this.listenTo(this.fromContact, 'change', update);
+        this.listenTo(this.fromContact, applicableConversationChanges, update);
       }
 
       this.quotedContact = this.model.getQuoteContact();
       if (this.quotedContact) {
-        this.listenTo(this.quotedContact, 'change', update);
+        this.listenTo(
+          this.quotedContact,
+          applicableConversationChanges,
+          update
+        );
       }
 
       this.$el.append(this.childView.el);