Add support for color input datalist on Android

ui/android/java/res/drawable/color_button_border.xml

Index: ui/android/java/res/drawable/color_button_border.xml
diff --git a/ui/android/java/res/drawable/color_button_border.xml b/ui/android/java/res/drawable/color_button_border.xml
new file mode 100644
index 0000000000000000000000000000000000000000..3815a3b1a8077e17c07c5c5564874694043075fe
--- /dev/null
+++ b/ui/android/java/res/drawable/color_button_border.xml
@@ -0,0 +1,15 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!--
+     Copyright 2013 The Chromium Authors. All rights reserved.
+     Use of this source code is governed by a BSD-style license that can be
+     found in the LICENSE file.
+-->
+
+<selector xmlns:android="http://schemas.android.com/apk/res/android">
+    <item android:state_pressed="true">

[newt (away), 2013/08/29 05:35:33]

you can actually just add "android:color" as an attribute to <item>

+        <color android:color="@android:color/transparent" />
+    </item>
+    <item>
+        <color android:color="@color/color_picker_border_color" />
+    </item>
+</selector>