Bug 858340 - Domain autocompletion for Fennec. r=jchen

mobile/android/base/util/StringUtils.java

@@ -44,4 +44,26 @@ public class StringUtils {
         // Otherwise, text is ambiguous, and we keep its status unchanged
         return wasSearchQuery;
     }
+
+    public static String stripScheme(String url) {
+        if (url == null)
+            return url;
+
+        if (url.startsWith("http://")) {
+            return url.substring(7);
+        }
+        return url;
+    }
+
+    public static String stripCommonSubdomains(String host) {
+        if (host == null)
+            return host;
+        // In contrast to desktop, we also strip mobile subdomains,
+        // since its unlikely users are intentionally typing them
+        if (host.startsWith("www.")) return host.substring(4);
+        else if (host.startsWith("mobile.")) return host.substring(7);
+        else if (host.startsWith("m.")) return host.substring(2);
+        return host;
+    }
+
 }