Add more detailed log in CallsManager to make debugging handover failure
easier.

There are some handover CTS test failure that can't be reproduced
locally. Add more log to figure out what happened.

Bug: 191118543
Test: Manually test log
Change-Id: I84b9a7ef4dc4353354a66a96c521e5dc603c5f9e
diff --git a/src/com/android/server/telecom/CallsManager.java b/src/com/android/server/telecom/CallsManager.java
index 575873b..687a882 100755
--- a/src/com/android/server/telecom/CallsManager.java
+++ b/src/com/android/server/telecom/CallsManager.java
@@ -3019,6 +3019,7 @@
      */
     boolean holdActiveCallForNewCall(Call call) {
         Call activeCall = (Call) mConnectionSvrFocusMgr.getCurrentFocusCall();
+        Log.i(this, "holdActiveCallForNewCall, newCall: %s, activeCall: %s", call, activeCall);
         if (activeCall != null && activeCall != call) {
             if (canHold(activeCall)) {
                 activeCall.hold();
@@ -3074,6 +3075,7 @@
 
     @VisibleForTesting
     public void markCallAsActive(Call call) {
+        Log.i(this, "markCallAsActive, isSelfManaged: " + call.isSelfManaged());
         if (call.isSelfManaged()) {
             // backward compatibility, the self-managed connection service will set the call state
             // to active directly. We should hold or disconnect the current active call based on the
diff --git a/src/com/android/server/telecom/ConnectionServiceFocusManager.java b/src/com/android/server/telecom/ConnectionServiceFocusManager.java
index fbb23f4..aa0a64f 100644
--- a/src/com/android/server/telecom/ConnectionServiceFocusManager.java
+++ b/src/com/android/server/telecom/ConnectionServiceFocusManager.java
@@ -391,7 +391,7 @@
     }
 
     private void handleRequestFocus(FocusRequest focusRequest) {
-        Log.d(this, "handleRequestFocus req = %s", focusRequest);
+        Log.i(this, "handleRequestFocus req = %s", focusRequest);
         if (mCurrentFocus == null
                 || mCurrentFocus.equals(focusRequest.call.getConnectionServiceWrapper())) {
             updateConnectionServiceFocus(focusRequest.call.getConnectionServiceWrapper());