Omnibox improvements

 Bug: 4603029
 Reduce padding on phone
 Full width on phone
 Fix focus-stealing bug on phone

Change-Id: I4498f239a03fa7c2d55da4d72058b79c27992ae3
diff --git a/res/values/dimensions.xml b/res/values/dimensions.xml
index 950de5b..5410748 100644
--- a/res/values/dimensions.xml
+++ b/res/values/dimensions.xml
@@ -71,4 +71,5 @@
     <dimen name="nav_tab_height">280dip</dimen>
     <dimen name="nav_tab_text_normal">18sp</dimen>
     <dimen name="nav_tab_text_small">14sp</dimen>
+    <dimen name="suggest_item_padding">8dp</dimen>
 </resources>