Revert "Expand submodule subscription support"

This reverts commit 333676bd1b
Too many problems were identified during a secondary review.

Change-Id: I6112e6594827a537ac57ccd283b55674506eef20

gerrit-server/src/main/java/com/google/gerrit/server/git/SubmoduleOp.java

@@ -21,7 +21,6 @@ import com.google.gerrit.reviewdb.client.SubmoduleSubscription;
 import com.google.gerrit.reviewdb.server.ReviewDb;
 import com.google.gerrit.server.GerritPersonIdent;
 import com.google.gerrit.server.config.CanonicalWebUrl;
-import com.google.gerrit.server.config.SshdListenAddress;
 import com.google.gerrit.server.extensions.events.GitReferenceUpdated;
 import com.google.gerrit.server.util.SubmoduleSectionParser;
 import com.google.gwtorm.server.OrmException;
@@ -79,7 +78,6 @@ public class SubmoduleOp {
   private RevCommit mergeTip;
   private RevWalk rw;
   private final Provider<String> urlProvider;
-  private final Provider<String> sshProvider;
   private ReviewDb schema;
   private Repository db;
   private Project destProject;
@@ -95,7 +93,6 @@ public class SubmoduleOp {
   public SubmoduleOp(@Assisted final Branch.NameKey destBranch,
       @Assisted RevCommit mergeTip, @Assisted RevWalk rw,
       @CanonicalWebUrl @Nullable final Provider<String> urlProvider,
-      @SshdListenAddress @Nullable final Provider<String> sshProvider,
       final SchemaFactory<ReviewDb> sf, @Assisted Repository db,
       @Assisted Project destProject, @Assisted List<Change> submitted,
       @Assisted final Map<Change.Id, CodeReviewCommit> commits,
@@ -105,7 +102,6 @@ public class SubmoduleOp {
     this.mergeTip = mergeTip;
     this.rw = rw;
     this.urlProvider = urlProvider;
-    this.sshProvider = sshProvider;
     this.schemaFactory = sf;
     this.db = db;
     this.destProject = destProject;
@@ -141,32 +137,6 @@ public class SubmoduleOp {
     }
 
     try {
-      String thisServer = null;
-      String sshHostname = null;
-      String webHostname = new URI(urlProvider.get()).getHost();
-
-      // If SSH is disabled on the command line there will be no
-      // sshProvider to ask. Translate this to the gerrit.config
-      // option "off" inside the [sshd] section.
-      if (sshProvider == null) {
-        sshHostname = "off";
-      } else {
-        // Make sure we only remove the port part and not a substring
-        // of an IPv6 address.
-        sshHostname = sshProvider.get().split(":\\d+$")[0];
-      }
-      // Use the web host name (canonical web url) for the following
-      // conditions:
-      // - If the ssh hostname is the same as the web host
-      // - If we listen on all addresses
-      // - If sshd is turned off
-      if (webHostname.equals(sshHostname) || sshHostname.equals("*") ||
-          sshHostname.equals("off")) {
-        thisServer = webHostname;
-      } else {
-        thisServer = sshHostname;
-      }
-
       final TreeWalk tw = TreeWalk.forPath(db, GIT_MODULES, mergeTip.getTree());
       if (tw != null
           && (FileMode.REGULAR_FILE.equals(tw.getRawMode(0)) || FileMode.EXECUTABLE_FILE
@@ -175,6 +145,8 @@ public class SubmoduleOp {
         BlobBasedConfig bbc =
             new BlobBasedConfig(null, db, mergeTip, GIT_MODULES);
 
+        final String thisServer = new URI(urlProvider.get()).getHost();
+
         final Branch.NameKey target =
             new Branch.NameKey(new Project.NameKey(destProject.getName()),
                 destBranch.get());