Add padding to join contact list view

Several changes are involved:
1. Add padding to all the contact list views of ContactSelectionActivity so
they can be contained in a centered card in sw600dp-land and sw720dp mode.
2. Make the tab indicator thicker on tablets.
3. Make tab text size, frequently contacted title text size, list item text
size and list item line space bigger on tablet.

Bug:16553819
Bug:17132856
Bug:17157006

Change-Id: I5f5a53e33f8ea090573edb1c7f23ebac7260190d
diff --git a/res/values-sw600dp/dimens.xml b/res/values-sw600dp/dimens.xml
index e99dccf..a001a63 100644
--- a/res/values-sw600dp/dimens.xml
+++ b/res/values-sw600dp/dimens.xml
@@ -25,12 +25,20 @@
     <dimen name="list_section_height">37dip</dimen>
     <dimen name="group_detail_border_padding">16dip</dimen>
     <dimen name="search_view_width">400dip</dimen>
-    <dimen name="contact_tile_list_padding_top">16dip</dimen>
+    <dimen name="contact_tile_list_padding_top">18dip</dimen>
+    <dimen name="contact_browser_list_item_text_size">18sp</dimen>
+    <dimen name="contact_browser_list_item_photo_size">50dp</dimen>
+    <dimen name="contact_browser_list_item_gap_between_image_and_text">15dp</dimen>
+    <dimen name="contact_browser_list_top_margin">18dp</dimen>
     <!-- Contact list (vertical scroll bar comes left) -->
     <dimen name="list_visible_scrollbar_padding">32dip</dimen>
     <dimen name="list_header_extra_top_padding">@dimen/contact_browser_list_top_margin</dimen>
 
     <dimen name="quick_contact_photo_container_height">360dip</dimen>
+    <!-- Height of the selection indicator of a tab. -->
+    <dimen name="tab_selected_underline_height">3dp</dimen>
+    <!-- Size of text in tabs. -->
+    <dimen name="tab_text_size">16sp</dimen>
 
     <!-- Because the "join" screen has the vertical scroll bar on right,
       we cannot use @dimen/contact_browser_list_header_left_margin as is. -->
@@ -50,4 +58,5 @@
     <!-- Left padding of the auto complete field to line hint text up with member list -->
     <dimen name="group_editor_autocomplete_left_padding">16dip</dimen>
     <dimen name="contact_detail_list_top_padding">8dip</dimen>
+    <dimen name="frequently_contacted_title_text_size">24sp</dimen>
 </resources>