Add a preference panel for mouse speed.

Bug: 4124987

Change-Id: Icf166810ebbd3745f0065331c140a074b58a363c
diff --git a/res/xml/language_settings.xml b/res/xml/language_settings.xml
index b7934e6..37d4661 100644
--- a/res/xml/language_settings.xml
+++ b/res/xml/language_settings.xml
@@ -72,4 +72,12 @@
                 <intent android:action="android.settings.INPUT_METHOD_SETTINGS"/>
         </PreferenceScreen>
     </PreferenceCategory>
+
+    <PreferenceCategory android:key="pointer_settings_category"
+            android:title="@string/pointer_settings_category">
+        <com.android.settings.PointerSpeedPreference
+                android:key="pointer_speed"
+                android:title="@string/pointer_speed"
+                android:dialogTitle="@string/pointer_speed" />
+    </PreferenceCategory>
 </PreferenceScreen>