Use less private res' in packageinstaller.

Bug: 29749453
Change-Id: I4760fa29a8165d7821cb586f77f2d85635269f25
diff --git a/res/layout/grant_permissions.xml b/res/layout/grant_permissions.xml
index 92c0df9..860ef78 100644
--- a/res/layout/grant_permissions.xml
+++ b/res/layout/grant_permissions.xml
@@ -19,10 +19,10 @@
     android:layout_width="fill_parent"
     android:layout_height="fill_parent"
     android:clipChildren="false"
-    android:paddingLeft="@*android:dimen/floating_window_margin_left"
-    android:paddingRight="@*android:dimen/floating_window_margin_right"
-    android:paddingTop="@*android:dimen/floating_window_margin_top"
-    android:paddingBottom="@*android:dimen/floating_window_margin_bottom"
+    android:paddingLeft="16dp"
+    android:paddingRight="16dp"
+    android:paddingTop="8dp"
+    android:paddingBottom="32dp"
     android:clipToPadding="false">
 
     <LinearLayout
@@ -30,7 +30,7 @@
         android:layout_width="wrap_content"
         android:layout_height="wrap_content"
         android:orientation="vertical"
-        android:elevation="@*android:dimen/floating_window_z"
+        android:elevation="16dp"
         android:background="@drawable/dialog_background">
 
         <FrameLayout