Make DefaultArtifact.isSnapshot() delegate to ArtifactUtils.isSnapshot(..)

git-svn-id: https://svn.apache.org/repos/asf/maven/maven-2/branches/maven-2.2.x@923970 13f79535-47bb-0310-9956-ffa450edef68
diff --git a/maven-artifact/src/main/java/org/apache/maven/artifact/DefaultArtifact.java b/maven-artifact/src/main/java/org/apache/maven/artifact/DefaultArtifact.java
index 3a8df0e..28c14fa 100644
--- a/maven-artifact/src/main/java/org/apache/maven/artifact/DefaultArtifact.java
+++ b/maven-artifact/src/main/java/org/apache/maven/artifact/DefaultArtifact.java
@@ -561,7 +561,7 @@
     {
         if ( getBaseVersion() != null )
         {
-            return getBaseVersion().endsWith( SNAPSHOT_VERSION ) || getBaseVersion().equals( LATEST_VERSION );
+            return ArtifactUtils.isSnapshot( getBaseVersion() );
         }
         else
         {