Fix message list width and margins

Fixes b/5691557 Email tablet split view convo list text alignment has regressed

Change-Id: Ia00ef382bb7b7879c4535b4571acbdb4e6ac2dd4
diff --git a/res/values-sw600dp-land/dimensions.xml b/res/values-sw600dp-land/dimensions.xml
index d9907dd..c6af028 100644
--- a/res/values-sw600dp-land/dimensions.xml
+++ b/res/values-sw600dp-land/dimensions.xml
@@ -21,7 +21,7 @@
     <!-- width of mailbox list -->
     <dimen name="mailbox_list_width">304dip</dimen>
     <!-- width of the message list, on the message list + message view mode. -->
-    <dimen name="message_list_width">466dip</dimen>
+    <dimen name="message_list_width">428dip</dimen>
 
     <dimen name="action_bar_account_name_max_width">256dip</dimen>
     <dimen name="action_bar_mailbox_name_left_margin">32dip</dimen>
diff --git a/res/values-sw600dp/styles.xml b/res/values-sw600dp/styles.xml
index 9f3d165..21230f6 100644
--- a/res/values-sw600dp/styles.xml
+++ b/res/values-sw600dp/styles.xml
@@ -161,8 +161,8 @@
     </style>
 
     <style name="message_list_item_normal">
-        <item name="android:paddingLeft">16dip</item>
-        <item name="android:paddingRight">32dip</item>
+        <item name="android:paddingLeft">0dip</item>
+        <item name="android:paddingRight">0dip</item>
     </style>
 
     <style name="message_list_item_wide">