fix systemui crash due to enabling of recent clear all button.

disbaling fixes it.

log is below...

E/AndroidRuntime( 2534): FATAL EXCEPTION: main

E/AndroidRuntime( 2534): Process: com.android.systemui, PID: 2534

E/AndroidRuntime( 2534): java.lang.RuntimeException: Unable to start activity ComponentInfo{com.android.systemui/com.android.systemui.recent.RecentsActivity}: java.lang.ClassCastException: android.widget.LinearLayout$LayoutParams cannot be cast to android.widget.FrameLayout$LayoutParams

E/AndroidRuntime( 2534): 	at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2224)

E/AndroidRuntime( 2534): 	at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2283)

E/AndroidRuntime( 2534): 	at android.app.ActivityThread.access$800(ActivityThread.java:144)

E/AndroidRuntime( 2534): 	at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1205)

E/AndroidRuntime( 2534): 	at android.os.Handler.dispatchMessage(Handler.java:102)

E/AndroidRuntime( 2534): 	at android.os.Looper.loop(Looper.java:136)

E/AndroidRuntime( 2534): 	at android.app.ActivityThread.main(ActivityThread.java:5153)

E/AndroidRuntime( 2534): 	at java.lang.reflect.Method.invokeNative(Native Method)

E/AndroidRuntime( 2534): 	at java.lang.reflect.Method.invoke(Method.java:515)

E/AndroidRuntime( 2534): 	at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:732)

E/AndroidRuntime( 2534): 	at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:566)

E/AndroidRuntime( 2534): 	at dalvik.system.NativeStart.main(Native Method)

E/AndroidRuntime( 2534): Caused by: java.lang.ClassCastException: android.widget.LinearLayout$LayoutParams cannot be cast to android.widget.FrameLayout$LayoutParams

E/AndroidRuntime( 2534): 	at com.android.systemui.recent.RecentsPanelView.showImpl(RecentsPanelView.java:398)

E/AndroidRuntime( 2534): 	at com.android.systemui.recent.RecentsPanelView.showIfReady(RecentsPanelView.java:366)

E/AndroidRuntime( 2534): 	at com.android.systemui.recent.RecentsPanelView.show(RecentsPanelView.java:356)

E/AndroidRuntime( 2534): 	at com.android.systemui.recent.RecentsActivity.handleIntent(RecentsActivity.java:241)

E/AndroidRuntime( 2534): 	at com.android.systemui.recent.RecentsActivity.onCreate(RecentsActivity.java:204)

E/AndroidRuntime( 2534): 	at android.app.Activity.performCreate(Activity.java:5312)

E/AndroidRuntime( 2534): 	at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1087)

E/AndroidRuntime( 2534): 	at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2181)

E/AndroidRuntime( 2534): 	... 11 more

W/ActivityManager(  540): Process com.android.systemui has crashed too many times: killing!

W/ActivityManager(  540):   Force finishing activity com.android.systemui/.recent.RecentsActivity

Signed-off-by: k2wl <kar2wlan@gmail.com>