STK Call Control feature implementation.

Support to display the exact call failure reason
for STK cc.

Bug: 22928843
Change-Id: Ib37fa59d75d036da6c51cfd022d2f3cae07199ef
diff --git a/res/values/strings.xml b/res/values/strings.xml
index 24fd6f3..657a1ba 100644
--- a/res/values/strings.xml
+++ b/res/values/strings.xml
@@ -96,6 +96,12 @@
     <string name="callFailed_outOfService">Cellular network not available</string>
     <!-- In-call screen: call failure reason (call denied because of current FDN setting) -->
     <string name="callFailed_fdn_only">Outgoing calls are restricted by FDN.</string>
+    <!-- In-call screen: call failure reason (call modified to USSD request) -->
+    <string name="callFailed_dialToUssd">DIAL request modified to USSD request.</string>
+    <!-- In-call screen: call failure reason (call modified to SS request) -->
+    <string name="callFailed_dialToSs">DIAL request modified to SS request.</string>
+    <!-- In-call screen: call failure reason (call modified to call with modified data) -->
+    <string name="callFailed_dialToDial">DIAL request modified to DIAL with different number.</string>
     <!-- In-call screen: call failure reason (call denied because call barring is on) -->
     <string name="callFailed_cb_enabled">Can\'t make outgoing calls while call barring is on.</string>
     <!-- In-call screen: call failure reason (call denied because domain specific access control is on) -->