Fix for ActionBar#setSelectedNavigationItem() in collapsed tab mode

Make sure the selected item is properly propagated to the collapsed
spinner.

Bug 6754308

Change-Id: Iaa4e331b00106b31c5984980d33e3ac88853ae4d
diff --git a/core/java/com/android/internal/widget/ScrollingTabContainerView.java b/core/java/com/android/internal/widget/ScrollingTabContainerView.java
index b620568..04931e7 100644
--- a/core/java/com/android/internal/widget/ScrollingTabContainerView.java
+++ b/core/java/com/android/internal/widget/ScrollingTabContainerView.java
@@ -179,6 +179,9 @@
                 animateToTab(position);
             }
         }
+        if (mTabSpinner != null && position >= 0) {
+            mTabSpinner.setSelection(position);
+        }
     }
 
     public void setContentHeight(int contentHeight) {