b/10699042 show dialpad when connects to voice mail.

Also now "Use touch tone keypad" in the dialer works, and
it automatically un-holds if there's only once call and it's
on hold. (which was a regression too.)

Change-Id: I94d50b92f67c494a4527f25e157c3aec536ee376
diff --git a/src/com/android/phone/PhoneInterfaceManager.java b/src/com/android/phone/PhoneInterfaceManager.java
index c37fe07..1ce46b2 100644
--- a/src/com/android/phone/PhoneInterfaceManager.java
+++ b/src/com/android/phone/PhoneInterfaceManager.java
@@ -297,7 +297,7 @@
     }
 
     private boolean showCallScreenInternal(boolean specifyInitialDialpadState,
-                                           boolean initialDialpadState) {
+                                           boolean showDialpad) {
         if (!PhoneGlobals.sVoiceCapable) {
             // Never allow the InCallScreen to appear on data-only devices.
             return false;
@@ -308,7 +308,7 @@
         // If the phone isn't idle then go to the in-call screen
         long callingId = Binder.clearCallingIdentity();
 
-        mCallHandlerService.bringToForeground();
+        mCallHandlerService.bringToForeground(showDialpad);
 
         Binder.restoreCallingIdentity(callingId);
         return true;