Widget resize support

 Bug: 5058626
 Add support for the new minimum resize API
 Support resizing horizontally
 Change default size for phone

Change-Id: I1e62ad0f9847da8f0b24c5d59667f0586dbcf232
diff --git a/res/layout/bookmarkthumbnailwidget.xml b/res/layout/bookmarkthumbnailwidget.xml
index 3d7f7d0..967e4c1 100644
--- a/res/layout/bookmarkthumbnailwidget.xml
+++ b/res/layout/bookmarkthumbnailwidget.xml
@@ -25,7 +25,8 @@
         android:id="@+id/bookmarks_list"
         android:layout_width="match_parent"
         android:layout_height="match_parent"
-        android:numColumns="2"
+        android:numColumns="auto_fit"
+        android:columnWidth="@dimen/widgetColumnWidth"
         android:paddingTop="6dip"
         android:paddingRight="7dip"
         android:paddingLeft="7dip"