Preference labels for phone accounts enable/disable screen.

Bug: 17306514
Change-Id: I8c03bd4e954e58612e94352f254a7b4204781cbf
diff --git a/res/values/strings.xml b/res/values/strings.xml
index 4e6c764..04cd922 100644
--- a/res/values/strings.xml
+++ b/res/values/strings.xml
@@ -132,6 +132,11 @@
     <!-- Entry in dialog to "ask first" for accounts when making a call -->
     <string name="phone_accounts_ask_every_time">Ask first</string>
 
+    <!-- Label for invoking phone account selection screen -->
+    <string name="phone_accounts_choose_accounts">Choose accounts</string>
+    <!-- Label for heading in the phone account selection screen -->
+    <string name="phone_accounts_selection_header">Phone accounts</string>
+
     <!-- Title for setting to select Wi-Fi call manager account -->
     <string name="phone_account_wifi_calling">Wi-Fi calling</string>
     <!-- Indication for option to not use a Wi-Fi call manager -->