Remove domain 'kythe' from DAS.

Change-Id: I66f0e538dce6eead6ba1c98b9cf0e3d747450130
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/264895
Commit-Queue: Konstantin Shcheglov <scheglov@google.com>
Reviewed-by: Brian Wilkerson <brianwilkerson@google.com>

pkg/analysis_server/tool/spec/generated/java/AnalysisServer.java

@@ -881,20 +881,6 @@ public interface AnalysisServer {
    */
   public boolean isSocketOpen();
 
-  /**
-   * {@code kythe.getKytheEntries}
-   *
-   * Return the list of KytheEntry objects for some file, given the current state of the file system
-   * populated by "analysis.updateContent".
-   *
-   * If a request is made for a file that does not exist, or that is not currently subject to
-   * analysis (e.g. because it is not associated with any analysis root specified to
-   * analysis.setAnalysisRoots), an error of type GET_KYTHE_ENTRIES_INVALID_FILE will be generated.
-   *
-   * @param file The file containing the code for which the Kythe Entry objects are being requested.
-   */
-  public void kythe_getKytheEntries(String file, GetKytheEntriesConsumer consumer);
-
   /**
    * Remove the given listener from the list of listeners that will receive notification when new
      * analysis results become available.