Remove unreferenced assets from SystemUI.

Bug:10502089
Change-Id: I9c414ff88054a764ab56f70ae8a0c0c82c248be9

packages/SystemUI/res/drawable/ic_notify_rotation.xml

@@ -1,36 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<!-- Copyright (C) 2012 The Android Open Source Project
-
-     Licensed under the Apache License, Version 2.0 (the "License");
-     you may not use this file except in compliance with the License.
-     You may obtain a copy of the License at
-
-          http://www.apache.org/licenses/LICENSE-2.0
-
-     Unless required by applicable law or agreed to in writing, software
-     distributed under the License is distributed on an "AS IS" BASIS,
-     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-     See the License for the specific language governing permissions and
-     limitations under the License.
--->
-
-<selector xmlns:android="http://schemas.android.com/apk/res/android"
-    android:constantSize="true">
-    <item android:state_checked="true" android:state_pressed="true">
-        <bitmap android:src="@drawable/ic_notify_rotation_on_pressed"
-                android:gravity="center" />
-    </item>
-    <item android:state_checked="true">
-        <bitmap android:src="@drawable/ic_notify_rotation_on_normal"
-                android:gravity="center" />
-    </item>
-    <item android:state_pressed="true">
-        <bitmap android:src="@drawable/ic_notify_rotation_off_pressed"
-                android:gravity="center" />
-    </item>
-    <item>
-        <bitmap android:src="@drawable/ic_notify_rotation_off_normal"
-                android:gravity="center" />
-    </item>
-</selector>
-

packages/SystemUI/res/drawable/ic_sysbar_ime.xml

@@ -1,21 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<!-- Copyright (C) 2008 The Android Open Source Project
-
-     Licensed under the Apache License, Version 2.0 (the "License");
-     you may not use this file except in compliance with the License.
-     You may obtain a copy of the License at
-
-          http://www.apache.org/licenses/LICENSE-2.0
-
-     Unless required by applicable law or agreed to in writing, software
-     distributed under the License is distributed on an "AS IS" BASIS,
-     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-     See the License for the specific language governing permissions and
-     limitations under the License.
--->
-
-<selector xmlns:android="http://schemas.android.com/apk/res/android">
-    <item android:state_pressed="true" android:drawable="@drawable/ic_sysbar_ime_pressed" />
-    <item android:drawable="@drawable/ic_sysbar_ime_default" />
-</selector>
-