Use new apply() instead of commit().

apply() starts an async disk write and doesn't have a return
value but is otherwise identical in observable effects.

Change-Id: Id1199cd43d62882cfe7343d46e283b32404dea5d
diff --git a/src/com/android/browser/BrowserSettings.java b/src/com/android/browser/BrowserSettings.java
index 769dfca..fbfe608 100644
--- a/src/com/android/browser/BrowserSettings.java
+++ b/src/com/android/browser/BrowserSettings.java
@@ -393,7 +393,7 @@
         Editor ed = PreferenceManager.
                 getDefaultSharedPreferences(context).edit();
         ed.putString(PREF_HOMEPAGE, url);
-        ed.commit();
+        ed.apply();
         homeUrl = url;
     }
 
@@ -573,7 +573,7 @@
         reset();
         SharedPreferences p =
             PreferenceManager.getDefaultSharedPreferences(ctx);
-        p.edit().clear().commit();
+        p.edit().clear().apply();
         PreferenceManager.setDefaultValues(ctx, R.xml.browser_preferences,
                 true);
         // reset homeUrl