UI Improvements

Update the custom theme steps based on the latest spec:
 - Remove font name from custom font card
 - Don't use a card any more
 - Update the landscape layout for custom editor

Make the bottom full screen as speced for full gesture nav.

Bug: 129154138
Fixes: 130763683
Change-Id: Ie6191caed915ea6bfcfa255c541f55504d97c4d3
diff --git a/res/layout/fragment_theme_picker.xml b/res/layout/fragment_theme_picker.xml
index dddd060..2cfac1d 100644
--- a/res/layout/fragment_theme_picker.xml
+++ b/res/layout/fragment_theme_picker.xml
@@ -52,6 +52,8 @@
                 android:layout_height="wrap_content"
                 android:layout_alignParentStart="true"
                 android:layout_centerVertical="true"
+                android:layout_toStartOf="@+id/apply_button"
+                android:ellipsize="end"
                 android:paddingLeft="4dp"
                 android:minHeight="@dimen/min_taptarget_height"
                 android:text="@string/keep_my_wallpaper"/>