diff --git a/static/js/stream_data.js b/static/js/stream_data.js
index 040e52ca38..8faa21e646 100644
--- a/static/js/stream_data.js
+++ b/static/js/stream_data.js
@@ -25,14 +25,6 @@ exports.delete_sub = function (stream_name) {
     stream_info.del(stream_name);
 };
 
-exports.set_stream_info = function (new_stream_info) {
-    stream_info = new_stream_info;
-};
-
-exports.get_stream_info = function () {
-    return stream_info;
-};
-
 exports.subscribed_subs = function () {
     return _.where(stream_info.values(), {subscribed: true});
 };
diff --git a/static/js/tutorial.js b/static/js/tutorial.js
index 8256dfc27f..8a7c1daa90 100644
--- a/static/js/tutorial.js
+++ b/static/js/tutorial.js
@@ -10,8 +10,8 @@ var current_popover_info;
 
 // We'll temporarily set stream colors for the streams we use in the demo
 // tutorial messages.
-var real_stream_info;
-var tutorial_stream_info = Dict.from({"engineering": {"color": "#76ce90"}});
+var real_default_color;
+var tutorial_default_color = '#76ce90';
 
 // Each message object contains the minimal information necessary for it to be
 // processed by our system for adding messages to your feed.
@@ -333,7 +333,7 @@ function finale() {
     current_msg_list.clear();
     // Force a check on new events before we re-render the message list.
     server_events.force_get_events();
-    stream_data.set_stream_info(real_stream_info);
+    stream_color.default_color = real_default_color;
     util.show_first_run_message();
     current_msg_list.rerender();
     enable_event_handlers();
@@ -513,8 +513,8 @@ exports.start = function () {
     narrow.deactivate();
 
     // Set temporarly colors for the streams used in the tutorial.
-    real_stream_info = stream_data.get_stream_info();
-    stream_data.set_stream_info(tutorial_stream_info);
+    real_default_color = stream_color.default_color;
+    stream_color.default_color = tutorial_default_color;
     // Add the fake messages to the feed and get started.
     current_msg_list.add_and_rerender(fake_messages);
     disable_event_handlers();
diff --git a/zerver/tests/frontend/node/stream_data.js b/zerver/tests/frontend/node/stream_data.js
index ce0a9805f3..55a68e7dc2 100644
--- a/zerver/tests/frontend/node/stream_data.js
+++ b/zerver/tests/frontend/node/stream_data.js
@@ -54,17 +54,6 @@ var stream_data = require('js/stream_data.js');
     assert(!stream_data.is_subscribed('social'));
 }());
 
-(function test_get_and_set() {
-    stream_data.clear_subscriptions();
-    stream_data.add_sub('Denmark', {name: 'Denmark', subscribed: true});
-    assert.deepEqual(stream_data.subscribed_streams(), ['Denmark']);
-    var info = stream_data.get_stream_info();
-    stream_data.clear_subscriptions();
-    assert.deepEqual(stream_data.subscribed_streams(), []);
-    stream_data.set_stream_info(info);
-    assert.deepEqual(stream_data.subscribed_streams(), ['Denmark']);
-}());
-
 (function test_subscribers() {
     stream_data.clear_subscriptions();
     var sub = {name: 'Rome', subscribed: true};