message: Remove not required variable assignment.
diff: @@ -50,7 +50,6 @@ const build_log = logging.createLogger('build');
  export class CMakeTools implements vscode.Disposable, api.CMakeToolsAPI {
  private _http_server: http.Server;
  private _ws_server: ws.Server;
  - private _editor_provider: vscode.Disposable;
  private _nagManager = new NagManager(this.extensionContext);
  @@ -101,7 +100,7 @@ export class CMakeTools implements vscode.Disposable, api.CMakeToolsAPI {
  };
  });
  - this._editor_provider = vscode.workspace.registerTextDocumentContentProvider(
  + vscode.workspace.registerTextDocumentContentProvider(
  'cmake-cache',
  new CacheEditorContentProvider(this.extensionContext, editor_server.address().port));
  });
  