Use framework scheme definitions

Use PhoneAccount defined values for SCHEME_{TEL, SIP, VOICEMAIL}.

Bug:17398074
Change-Id: I77dfa539646b9c5ae5dca220bbc906048a17b383
diff --git a/src/com/android/dialer/CallDetailActivity.java b/src/com/android/dialer/CallDetailActivity.java
index 5ef75db..4c8e3dc 100644
--- a/src/com/android/dialer/CallDetailActivity.java
+++ b/src/com/android/dialer/CallDetailActivity.java
@@ -368,7 +368,7 @@
                         getSystemService(Context.TELEPHONY_SERVICE);
                 if (tm.getCallState() == TelephonyManager.CALL_STATE_IDLE) {
                     DialerUtils.startActivityWithErrorToast(this,
-                            CallUtil.getCallIntent(Uri.fromParts(CallUtil.SCHEME_TEL, mNumber,
+                            CallUtil.getCallIntent(Uri.fromParts(PhoneAccount.SCHEME_TEL, mNumber,
                                     null)), R.string.call_not_available);
                     return true;
                 }