Add a preference panel for mouse speed.

Bug: 4124987
Change-Id: I3ce175d268a1d043cf5878481261b1049a15a149
diff --git a/core/java/android/view/IWindowManager.aidl b/core/java/android/view/IWindowManager.aidl
index 4427eb5..ad17edf 100644
--- a/core/java/android/view/IWindowManager.aidl
+++ b/core/java/android/view/IWindowManager.aidl
@@ -205,4 +205,9 @@
      * Called by the status bar to notify Views of changes to System UI visiblity.
      */
     void statusBarVisibilityChanged(int visibility);
+
+    /**
+     * Called by the settings application to temporarily set the pointer speed.
+     */
+    void setPointerSpeed(int speed);
 }