Fixing invisible search bar

- We used to rely on the state transition to inflate the search
  widget after the permission to bind widgets was granted, which
  is fragile.  Now we try and inflate the search widget after
  user grants the permission if necessary.

Bug: 22515084
Bug: 22980143
Change-Id: Id111d263bc8a864e0fa652cfd0e07e66ec690fe7
diff --git a/src/com/android/launcher3/Launcher.java b/src/com/android/launcher3/Launcher.java
index 9d04770..32e7ee6 100644
--- a/src/com/android/launcher3/Launcher.java
+++ b/src/com/android/launcher3/Launcher.java
@@ -742,6 +742,7 @@
         };
 
         if (requestCode == REQUEST_BIND_APPWIDGET) {
+            // This is called only if the user did not previously have permissions to bind widgets
             final int appWidgetId = data != null ?
                     data.getIntExtra(AppWidgetManager.EXTRA_APPWIDGET_ID, -1) : -1;
             if (resultCode == RESULT_CANCELED) {
@@ -751,6 +752,10 @@
             } else if (resultCode == RESULT_OK) {
                 addAppWidgetImpl(appWidgetId, mPendingAddInfo, null,
                         mPendingAddWidgetInfo, ON_ACTIVITY_RESULT_ANIMATION_DELAY);
+
+                // When the user has granted permission to bind widgets, we should check to see if
+                // we can inflate the default search bar widget.
+                getOrCreateQsbBar();
             }
             return;
         } else if (requestCode == REQUEST_PICK_WALLPAPER) {