Don't call SearchManager.isVisible() in Launcher.

SearchManager.isVisible() is a hidden method that should
not be used by applications. Also, SearchManager.stopSearch()
already checks whether the search dialog is visible before
tryinf to dimiss it, so the check in Launcher was redundant.
diff --git a/src/com/android/launcher/Launcher.java b/src/com/android/launcher/Launcher.java
index cb511bc..8863bd9 100644
--- a/src/com/android/launcher/Launcher.java
+++ b/src/com/android/launcher/Launcher.java
@@ -1244,9 +1244,7 @@
     void stopSearch() {
         // Close search dialog
         SearchManager searchManager = (SearchManager) getSystemService(Context.SEARCH_SERVICE);
-        if (searchManager.isVisible()) {
-            searchManager.stopSearch();
-        }
+        searchManager.stopSearch();
         // Restore search widget to its normal position
         Search searchWidget = mWorkspace.findSearchWidgetOnCurrentScreen();
         if (searchWidget != null) {