[gnome-shell] Don't show all sections each time the search is updated

[Marina Zhurakhinskaya <marinaz src gnome org>]

commit abdd8b330cd96f6c9fb7eb63ba5b17a8b71c164e
Author: Marina Zhurakhinskaya <marinaz redhat com>
Date:   Thu Oct 1 18:21:27 2009 -0400

    Don't show all sections each time the search is updated
    
    We shouldn't show all sections each time the search is updated because that
    breaks viewing search results for a single section and flickers headers for
    sections with no results.

 js/ui/dash.js |   11 ++++-------
 1 files changed, 4 insertions(+), 7 deletions(-)
---
diff --git a/js/ui/dash.js b/js/ui/dash.js
index b2686e5..28cd700 100644
--- a/js/ui/dash.js
+++ b/js/ui/dash.js
@@ -889,6 +889,9 @@ Dash.prototype = {
     _updateDashActors: function() {
         if (this._searchPending) {
             this._searchResultsSection.actor.show();
+            // We initially hide all sections when we start a search. When the search timeout
+            // first runs, the sections that have matching results are shown. As the search
+            // is refined, only the sections that have matching results will be shown.
             for (let i = 0; i < this._searchSections.length; i++) {
                 let section = this._searchSections[i];
                 section.header.actor.hide();
@@ -897,13 +900,7 @@ Dash.prototype = {
             this._appsSection.actor.hide();
             this._placesSection.actor.hide();
             this._docsSection.actor.hide();
-        } else if (this._searchActive) {
-            for (let i = 0; i < this._searchSections.length; i++) {
-                let section = this._searchSections[i];
-                section.header.actor.show();
-                section.resultArea.actor.show();
-            }
-        } else {
+        } else if (!this._searchActive) {
             this._showAllSearchSections();
             this._searchResultsSection.actor.hide();
             this._appsSection.actor.show();