Two minor tweaks to change progress monitor

Call it "Processing changes" intead of "Updating changes". This fixes
the weird way of saying "Updating changes: updated 5" when pushing a
lot of new patch sets.

Don't output the magic refs as refs, these don't really matter to
the user and its almost always just one ref. They care more about
the new/updated changes.

Change-Id: Ic4c482cfa35ac60ff99452d1e5b77cd6c53fb05c
diff --git a/gerrit-server/src/main/java/com/google/gerrit/server/git/AsyncReceiveCommits.java b/gerrit-server/src/main/java/com/google/gerrit/server/git/AsyncReceiveCommits.java
index 660b818..c8d741b 100644
--- a/gerrit-server/src/main/java/com/google/gerrit/server/git/AsyncReceiveCommits.java
+++ b/gerrit-server/src/main/java/com/google/gerrit/server/git/AsyncReceiveCommits.java
@@ -152,7 +152,7 @@
     rc.getReceivePack().setPreReceiveHook(this);
 
     progress = new MultiProgressMonitor(
-        new MessageSenderOutputStream(), "Updating changes");
+        new MessageSenderOutputStream(), "Processing changes");
     this.timeoutMillis = timeoutMillis;
   }
 
diff --git a/gerrit-server/src/main/java/com/google/gerrit/server/git/ReceiveCommits.java b/gerrit-server/src/main/java/com/google/gerrit/server/git/ReceiveCommits.java
index d14820a..b8d133e 100644
--- a/gerrit-server/src/main/java/com/google/gerrit/server/git/ReceiveCommits.java
+++ b/gerrit-server/src/main/java/com/google/gerrit/server/git/ReceiveCommits.java
@@ -424,7 +424,7 @@
     newProgress = progress.beginSubTask("new", UNKNOWN);
     replaceProgress = progress.beginSubTask("updated", UNKNOWN);
     closeProgress = progress.beginSubTask("closed", UNKNOWN);
-    commandProgress = progress.beginSubTask("refs", commands.size());
+    commandProgress = progress.beginSubTask("refs", UNKNOWN);
 
     parseCommands(commands);
     if (newChange != null
@@ -476,8 +476,8 @@
           replication.scheduleUpdate(project.getNameKey(), c.getRefName());
           Branch.NameKey destBranch = new Branch.NameKey(project.getNameKey(), c.getRefName());
           hooks.doRefUpdatedHook(destBranch, c.getOldId(), c.getNewId(), currentUser.getAccount());
+          commandProgress.update(1);
         }
-        commandProgress.update(1);
       }
     }
     closeProgress.end();