Removes transparent background on NonPhoneDialogTheme

bug: 17425292
Change-Id: Ibd9628902d25e31e28455de7870eccf58f891f5f
diff --git a/res/values-sw600dp/styles.xml b/res/values-sw600dp/styles.xml
index 17b1f69..d92d3c7 100644
--- a/res/values-sw600dp/styles.xml
+++ b/res/values-sw600dp/styles.xml
@@ -30,11 +30,6 @@
         <item name="android:background">@android:color/transparent</item>
     </style>
 
-    <style name="NonPhoneDialogTheme" parent="@android:Theme.Material.Light.Dialog">
-        <item name="android:windowBackground">@android:color/transparent</item>
-        <item name="android:windowContentOverlay">@null</item>
-    </style>
-
     <style name="ConfirmAddDetailViewStyle">
         <item name="android:layout_width">match_parent</item>
         <item name="android:layout_height">wrap_content</item>