diff -r 000000000000 -r 6474c204b198 mobile/android/base/widget/Divider.java
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/mobile/android/base/widget/Divider.java	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,39 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this file,
+ * You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+package org.mozilla.gecko.widget;
+
+import android.content.Context;
+import android.util.AttributeSet;
+import android.view.View;
+import android.widget.LinearLayout.LayoutParams;
+
+public class Divider extends View {
+    public static enum Orientation { HORIZONTAL, VERTICAL };
+
+    // Orientation of the divider.
+    private Orientation mOrientation;
+
+    // Density of the device.
+    private int mDensity;
+
+    public Divider(Context context, AttributeSet attrs) {
+        super(context, attrs);
+
+        mDensity = (int) context.getResources().getDisplayMetrics().density;
+
+        setOrientation(Orientation.HORIZONTAL);
+    }
+
+    public void setOrientation(Orientation orientation) {
+        if (mOrientation != orientation) {
+            mOrientation = orientation;
+
+            if (mOrientation == Orientation.HORIZONTAL)
+                setLayoutParams(new LayoutParams(LayoutParams.FILL_PARENT, mDensity));
+            else
+                setLayoutParams(new LayoutParams(mDensity, LayoutParams.FILL_PARENT));
+        }
+    }
+}