diff -r 000000000000 -r 6474c204b198 mobile/android/base/gfx/CairoImage.java
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/mobile/android/base/gfx/CairoImage.java	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,28 @@
+/* -*- Mode: Java; c-basic-offset: 4; tab-width: 20; indent-tabs-mode: nil; -*-
+ * 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.gfx;
+
+import java.nio.ByteBuffer;
+
+/*
+ * A bitmap with pixel data in one of the formats that Cairo understands.
+ */
+public abstract class CairoImage {
+    public abstract ByteBuffer getBuffer();
+
+    public abstract void destroy();
+
+    public abstract IntSize getSize();
+    public abstract int getFormat();
+
+    public static final int FORMAT_INVALID = -1;
+    public static final int FORMAT_ARGB32 = 0;
+    public static final int FORMAT_RGB24 = 1;
+    public static final int FORMAT_A8 = 2;
+    public static final int FORMAT_A1 = 3;
+    public static final int FORMAT_RGB16_565 = 4;
+}
+