From 3e86040439d030e44eca4da81d0217046fcac55c Mon Sep 17 00:00:00 2001
From: Amith Yamasani <yamasani@google.com>
Date: Fri, 10 Dec 2010 14:20:51 -0800
Subject: [PATCH] Potential fix for Settings screen ClassCast exception on the
 phone.

Bug: 3273396
Change-Id: I92477dc8d5e864027923c52545069710dff3575a
---
 core/java/android/preference/PreferenceActivity.java | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/core/java/android/preference/PreferenceActivity.java b/core/java/android/preference/PreferenceActivity.java
index 6172ce9adf3c7..d9039abb567fe 100644
--- a/core/java/android/preference/PreferenceActivity.java
+++ b/core/java/android/preference/PreferenceActivity.java
@@ -990,6 +990,9 @@ public abstract class PreferenceActivity extends ListActivity implements
      */
     public void showBreadCrumbs(CharSequence title, CharSequence shortTitle) {
         if (mFragmentBreadCrumbs == null) {
+            View crumbs = findViewById(android.R.id.title);
+            // For screens with a different kind of title, don't create breadcrumbs.
+            if (!(crumbs instanceof FragmentBreadCrumbs)) return;
             mFragmentBreadCrumbs = (FragmentBreadCrumbs) findViewById(android.R.id.title);
             if (mFragmentBreadCrumbs == null) {
                 mFragmentBreadCrumbs = new FragmentBreadCrumbs(this);