Define PROPERTY_IS_TRANSACTIONAL in Call#Details.

Defined the new PROPERTY_IS_TRANSACTIONAL in Call#Details for tracking when a call is transactional or not.

Test: manually using the transactional VoIP app and added new CTS tests in TransactionalApisTest
Bug: 296934278
Change-Id: I50707a4026a93064e9f0763ed180bc8e7bd91184
diff --git a/telecomm/java/android/telecom/Call.java b/telecomm/java/android/telecom/Call.java
index eb0a1e1..e51696e 100644
--- a/telecomm/java/android/telecom/Call.java
+++ b/telecomm/java/android/telecom/Call.java
@@ -714,8 +714,16 @@
          */
         public static final int PROPERTY_CROSS_SIM = 0x00004000;
 
+        /**
+         * The connection is using transactional call APIs.
+         * <p>
+         * The underlying connection was added as a transactional call via the
+         * {@link TelecomManager#addCall} API.
+         */
+        public static final int PROPERTY_IS_TRANSACTIONAL = 0x00008000;
+
         //******************************************************************************************
-        // Next PROPERTY value: 0x00004000
+        // Next PROPERTY value: 0x00010000
         //******************************************************************************************
 
         private final @CallState int mState;
@@ -913,6 +921,9 @@
             if (hasProperty(properties, PROPERTY_CROSS_SIM)) {
                 builder.append(" PROPERTY_CROSS_SIM");
             }
+            if (hasProperty(properties, PROPERTY_IS_TRANSACTIONAL)) {
+                builder.append(" PROPERTY_IS_TRANSACTIONAL");
+            }
             builder.append("]");
             return builder.toString();
         }