Modified padding space

Screenshots: https://drive.google.com/a/google.com/folderview?id=0BwSNbQ_IWQd2T1lCTWZDSXVQczQ&usp=sharing

Bug: 22292872
Change-Id: I51128a215e15dfeaed64611945c4fed538c9d358
diff --git a/res-common/layout/account_selector_list_item.xml b/res-common/layout/account_selector_list_item.xml
index 076cc88..6220abf 100644
--- a/res-common/layout/account_selector_list_item.xml
+++ b/res-common/layout/account_selector_list_item.xml
@@ -21,7 +21,7 @@
     <ImageView android:id="@android:id/icon"
         android:layout_width="@dimen/detail_network_icon_size"
         android:layout_height="@dimen/detail_network_icon_size"
-        android:layout_margin="8dip"
+        android:layout_margin="16dip"
         android:layout_gravity="center_vertical" />
 
     <LinearLayout