Consolidate all the dividers to provide same look and feel

Bug: 30017936
Change-Id: I072cb116dba1df555a63f3f67b730f7f9c3a235a
diff --git a/res/values/dimens.xml b/res/values/dimens.xml
index f3d0eaa..9abe3e6 100644
--- a/res/values/dimens.xml
+++ b/res/values/dimens.xml
@@ -58,7 +58,7 @@
     <dimen name="container_min_margin">8dp</dimen>
     <dimen name="container_max_width">0dp</dimen>
 
-<!-- All Apps -->
+    <!-- All Apps -->
     <dimen name="all_apps_button_scale_down">0dp</dimen>
     <dimen name="all_apps_grid_view_start_margin">0dp</dimen>
     <dimen name="all_apps_grid_section_y_offset">8dp</dimen>
@@ -69,10 +69,7 @@
     <dimen name="all_apps_search_bar_icon_margin_top">1dp</dimen>
     <dimen name="all_apps_icon_top_bottom_padding">8dp</dimen>
     <dimen name="all_apps_icon_width_gap">24dp</dimen>
-    <!-- The top padding should account for the existing all_apps_list_top_bottom_padding -->
-    <dimen name="all_apps_prediction_icon_top_padding">8dp</dimen>
-    <dimen name="all_apps_prediction_icon_bottom_padding">18dp</dimen>
-    <dimen name="all_apps_list_top_bottom_padding">8dp</dimen>
+    <dimen name="all_apps_list_bottom_padding">8dp</dimen>
     <dimen name="all_apps_empty_search_message_top_offset">40dp</dimen>
     <dimen name="all_apps_empty_search_bg_top_offset">144dp</dimen>
     <dimen name="all_apps_background_canvas_width">700dp</dimen>
@@ -83,13 +80,8 @@
     <dimen name="all_apps_header_scroll_to_elevation">16dp</dimen>
     <dimen name="all_apps_header_shadow_height">6dp</dimen>
 
-    <!-- The overflow is used to create a bottom border, by drawing other three sides
-        outside the bounds. Ensure that:
-            all_apps_search_bar_bg_overflow < (-3 * all_apps_search_bar_divider_width)
-        -6dp is picked at random, any smaller value would do.
-    -->
-    <dimen name="all_apps_search_bar_bg_overflow">-6dp</dimen>
-    <dimen name="all_apps_search_bar_divider_width">1dp</dimen>
+    <dimen name="all_apps_divider_height">1dp</dimen>
+    <dimen name="all_apps_divider_margin_vertical">8dp</dimen>
 
     <dimen name="all_apps_bezel_swipe_height">24dp</dimen>
 <!-- Widget tray -->