Added landscape views for Face Unlock

- Uses grid view to cover PIN/pattern area in the same way it does
  for potrait layouts

Change-Id: I64672f3052c136901850baf73c8242930df7a64f

Author: Brian Colonna

core/res/res/layout/keyguard_screen_password_landscape.xml

@@ -191,4 +191,17 @@
         android:layout_height="0dip"
         />
 
+    <!-- Area to overlay FaceLock -->
+    <TextView android:id="@+id/faceLockAreaView"
+        android:visibility="gone"
+        android:layout_row="0"
+        android:layout_column="2"
+        android:layout_rowSpan="8"
+        android:layout_columnSpan="1"
+        android:layout_gravity="fill"
+        android:layout_width="0dip"
+        android:layout_height="0dip"
+        android:background="@color/facelock_color_background"
+    />
+
 </GridLayout>

core/res/res/layout/keyguard_screen_unlock_landscape.xml

@@ -160,4 +160,18 @@
         android:layout_height="0dip"
         />
 
+    <!-- Area to overlay FaceLock -->
+    <TextView android:id="@+id/faceLockAreaView"
+        android:visibility="gone"
+        android:layout_row="0"
+        android:layout_column="1"
+        android:layout_rowSpan="7"
+        android:layout_columnSpan="1"
+        android:layout_gravity="fill"
+        android:layout_marginLeft="8dip"
+        android:layout_width="0dip"
+        android:layout_height="0dip"
+        android:background="@color/facelock_color_background"
+    />
+
 </GridLayout>