Dialer: lock screen appear before incoming call screen

-Screen wakes up earlier than InCallActivity is created by Incoming
 Call

-Show InCallUI after InCallActivity has been created and is running
 as long as activity is not destroyed or finishing.

CRs-Fixed: 1113931
Change-Id: I64678f8f4d0c10b9fadd61357ed2140eb9bbdf7e
diff --git a/InCallUI/src/com/android/incallui/InCallPresenter.java b/InCallUI/src/com/android/incallui/InCallPresenter.java
index 5a5d0cb..2a1ecab 100644
--- a/InCallUI/src/com/android/incallui/InCallPresenter.java
+++ b/InCallUI/src/com/android/incallui/InCallPresenter.java
@@ -729,7 +729,9 @@
         if (CallList.getInstance().isDsdaEnabled() && (mInCallActivity != null)) {
             mInCallActivity.updateDsdaTab();
         }
-        wakeUpScreen();
+        if (isActivityStarted()) {
+            wakeUpScreen();
+        }
     }
 
     @Override