Revert "PreferencesFragment showing the breadcrumb area in single pane mode."

This reverts commit 2b8795a9db2d494c38d34fd113a9153880a555c0.

Change-Id: If8dcc7190cbe66af09945d8b23a3e1d8fd791b1d
diff --git a/core/java/android/preference/PreferenceActivity.java b/core/java/android/preference/PreferenceActivity.java
index 7ddfa87..ed9264a 100644
--- a/core/java/android/preference/PreferenceActivity.java
+++ b/core/java/android/preference/PreferenceActivity.java
@@ -521,9 +521,7 @@
         int initialTitle = getIntent().getIntExtra(EXTRA_SHOW_FRAGMENT_TITLE, 0);
         int initialShortTitle = getIntent().getIntExtra(EXTRA_SHOW_FRAGMENT_SHORT_TITLE, 0);
 
-        // Restore from headers only if they are supported which
-        // is in multi-pane mode.
-        if (savedInstanceState != null && !mSinglePane) {
+        if (savedInstanceState != null) {
             // We are restarting from a previous saved state; used that to
             // initialize, instead of starting fresh.
             ArrayList<Header> headers = savedInstanceState.getParcelableArrayList(HEADERS_TAG);
@@ -575,12 +573,14 @@
             // Single pane, showing just a prefs fragment.
             findViewById(com.android.internal.R.id.headers).setVisibility(View.GONE);
             mPrefsContainer.setVisibility(View.VISIBLE);
+            CharSequence initialTitleStr = null;
+            CharSequence initialShortTitleStr = null;
             if (initialTitle != 0) {
-                CharSequence initialTitleStr = getText(initialTitle);
-                CharSequence initialShortTitleStr = initialShortTitle != 0
+                initialTitleStr = getText(initialTitle);
+                initialShortTitleStr = initialShortTitle != 0
                         ? getText(initialShortTitle) : null;
-                showBreadCrumbs(initialTitleStr, initialShortTitleStr);
             }
+            showBreadCrumbs(initialTitleStr, initialShortTitleStr);
         } else if (mHeaders.size() > 0) {
             setListAdapter(new HeaderAdapter(this, mHeaders));
             if (!mSinglePane) {