Update comment to match refactoring. am: cf6f890a81 am: 75a4a08ac0

Original change: https://android-review.googlesource.com/c/platform/external/vogar/+/1779475

Change-Id: I2bd1570c85d1c22554fe513a2135debeac2265c0
diff --git a/src/vogar/android/AndroidSdk.java b/src/vogar/android/AndroidSdk.java
index 81906db..e51c772 100644
--- a/src/vogar/android/AndroidSdk.java
+++ b/src/vogar/android/AndroidSdk.java
@@ -240,7 +240,8 @@
 
     /**
      * Depending on the build setup, jars might be located in the intermediates directory
-     * for their APEX or not, so look in both places.  Return null if not found.
+     * for their APEX or not, so look in both places. Returns the last path searched, so
+     * always non-null but possibly non-existent and so the caller should check.
      */
     private static File findApexJar(String jar, String filePattern) {
         File file = new File(String.format(filePattern, jar + "." + apexForJar(jar)));