Add some more logging in InCallActivity and InCallPresenter

Bug: 18589036
Change-Id: I4c199824924f5ea21041bda1cd2ac0283e858855
diff --git a/src/com/android/incallui/InCallActivity.java b/src/com/android/incallui/InCallActivity.java
index 6280eac..3e1fc50 100644
--- a/src/com/android/incallui/InCallActivity.java
+++ b/src/com/android/incallui/InCallActivity.java
@@ -346,7 +346,7 @@
 
     @Override
     public void onBackPressed() {
-        Log.d(this, "onBackPressed()...");
+        Log.i(this, "onBackPressed");
 
         // BACK is also used to exit out of any "special modes" of the
         // in-call UI:
diff --git a/src/com/android/incallui/InCallPresenter.java b/src/com/android/incallui/InCallPresenter.java
index 92414c2..36c9541 100644
--- a/src/com/android/incallui/InCallPresenter.java
+++ b/src/com/android/incallui/InCallPresenter.java
@@ -1028,6 +1028,7 @@
         Log.i(this, "Start UI " + " anyOtherSubActive:" + anyOtherSubActive);
         if (isCallWaiting || anyOtherSubActive) {
             if (mProximitySensor.isScreenReallyOff() && isActivityStarted()) {
+                Log.i(this, "Restarting InCallActivity to turn screen on for call waiting");
                 mInCallActivity.finish();
                 // When the activity actually finishes, we will start it again if there are
                 // any active calls, so we do not need to start it explicitly here. Note, we