Remove unused layout

Change-Id: Iae41528fd6b8f2e51e586a34176d702edefab7c2
diff --git a/res/layout/pref_homepage_buttons.xml b/res/layout/pref_homepage_buttons.xml
deleted file mode 100644
index fe21beb..0000000
--- a/res/layout/pref_homepage_buttons.xml
+++ /dev/null
@@ -1,39 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<!-- Copyright (C) 2010 The Android Open Source Project
-
-     Licensed under the Apache License, Version 2.0 (the "License");
-     you may not use this file except in compliance with the License.
-     You may obtain a copy of the License at
-
-          http://www.apache.org/licenses/LICENSE-2.0
-
-     Unless required by applicable law or agreed to in writing, software
-     distributed under the License is distributed on an "AS IS" BASIS,
-     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-     See the License for the specific language governing permissions and
-     limitations under the License.
-
-
-     This layout provides the structure for a browser tab. A tab contains the
-     WebView and any number of other UI elements specific to that tab.
-     Currently, the only such element is the Geolocation permissions prompt.
--->
-
-<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
-    android:orientation="horizontal"
-    android:layout_width="wrap_content"
-    android:layout_height="wrap_content"
-    android:layout_gravity="center_horizontal">
-
-    <Button android:id="@+id/use_current"
-        android:text="@string/pref_use_current"
-        android:layout_width="wrap_content"
-        android:layout_height="wrap_content"
-        android:layout_marginRight="16dp" />
-
-    <Button android:id="@+id/use_default"
-        android:text="@string/pref_use_default"
-        android:layout_width="wrap_content"
-        android:layout_height="wrap_content" />
-
-</LinearLayout>