Make content lists gone until they've loaded

Bug: 30318643

Change-Id: I93d20a223784ae4ba262b2d6a046b88d1667514c
diff --git a/res-common/layout/contact_list_content.xml b/res-common/layout/contact_list_content.xml
index 3ab7efe..f18267d 100644
--- a/res-common/layout/contact_list_content.xml
+++ b/res-common/layout/contact_list_content.xml
@@ -25,6 +25,7 @@
     android:orientation="vertical"
     android:layout_width="match_parent"
     android:layout_height="match_parent"
+    android:visibility="gone"
     android:background="?attr/contact_browser_background" >
 
     <!-- Shown only when an Account filter is set.
@@ -50,6 +51,7 @@
             android:paddingTop="?attr/list_item_padding_top"
             android:clipToPadding="false"
             android:fastScrollEnabled="true"
+            android:visibility="gone"
             android:fadingEdge="none" />
         <ProgressBar
             android:id="@+id/search_progress"