Hide navigation bar on Keyguard.

This also moves the camera affordance from navbar to the navigation
panel, so it is still visible on the Keyguard.

Bug: 14086354
Bug: 14085922
Bug: 14110532
Bug: 14059294
Change-Id: I93b51381915a67c688cdffd055fd149f2a220b00
diff --git a/packages/SystemUI/res/layout/keyguard_bottom_area.xml b/packages/SystemUI/res/layout/keyguard_bottom_area.xml
new file mode 100644
index 0000000..88b01c7
--- /dev/null
+++ b/packages/SystemUI/res/layout/keyguard_bottom_area.xml
@@ -0,0 +1,34 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!--
+  ~ Copyright (C) 2014 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
+  -->
+
+<com.android.systemui.statusbar.phone.KeyguardBottomAreaView
+    xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:systemui="http://schemas.android.com/apk/res/com.android.systemui"
+    android:id="@+id/keyguard_bottom_area"
+    android:layout_height="match_parent"
+    android:layout_width="match_parent"
+    >
+    <com.android.systemui.statusbar.policy.KeyButtonView
+        android:id="@+id/camera_button"
+        android:layout_height="80dp"
+        android:layout_width="80dp"
+        android:layout_gravity="bottom|right"
+        android:src="@drawable/ic_sysbar_camera"
+        android:scaleType="center"
+        android:contentDescription="@string/accessibility_camera_button"
+        systemui:glowBackground="@drawable/ic_sysbar_highlight_land" />
+</com.android.systemui.statusbar.phone.KeyguardBottomAreaView>
\ No newline at end of file