Remove unused resources.

This is generated by removeunusedresources tool.
Compiled and tested on passion/opal.  Compiled for voles.

Bug: 2456707
diff --git a/res/layout/browser_downloads_page.xml b/res/layout/browser_downloads_page.xml
index b6c0c46..5cdf30c 100644
--- a/res/layout/browser_downloads_page.xml
+++ b/res/layout/browser_downloads_page.xml
@@ -19,13 +19,6 @@
 */
 -->
 <merge xmlns:android="http://schemas.android.com/apk/res/android">
-    <ExpandableListView
-        android:id="@android:id/list"
-        android:layout_width="match_parent"
-        android:layout_height="match_parent"/>
-    <ViewStub 
-        android:id="@+id/empty"
-        android:layout="@layout/no_downloads"
-        android:layout_width="match_parent"
-        android:layout_height="match_parent"/>
+    <ExpandableListView android:id="@android:id/list" android:layout_width="match_parent" android:layout_height="match_parent"/>
+    <ViewStub android:id="@+id/empty" android:layout="@layout/no_downloads" android:layout_width="match_parent" android:layout_height="match_parent"/>
 </merge>