Bookmark widget favicon drawing cleanup

 Bug: 3289421
 Changes the favicon drawing for the bookmark widget to keep the favicon
 at its original size and draw a mostly transparent rounded white rectangle
 behind it.

Change-Id: I8267bbcc3d805d0266281f231e38393eec4d0bc2
diff --git a/res/values/dimensions.xml b/res/values/dimensions.xml
index a4ab90a..ec7f94c 100644
--- a/res/values/dimensions.xml
+++ b/res/values/dimensions.xml
@@ -31,4 +31,6 @@
     <dimen name="qc_radius">130dip</dimen>
     <dimen name="qc_radius_inc">100dip</dimen>
     <dimen name="qc_slop">15dip</dimen>
+    <dimen name="bookmark_widget_thumb_size">32dip</dimen>
+    <dimen name="bookmark_widget_favicon_size">26dip</dimen>
 </resources>