remove unused code

modules/docs/src/Volo.Docs.Domain/Volo/Docs/GitHub/Documents/GithubDocumentSource.cs

@@ -34,7 +34,6 @@ namespace Volo.Docs.GitHub.Documents
             var userAgent = project.GetGithubUserAgentOrNull();
             var rawRootUrl = CalculateRawRootUrlWithLanguageCode(rootUrl, languageCode);
             var rawDocumentUrl = rawRootUrl + documentName;
-            var commitHistoryUrl = project.GetGitHubUrlForCommitHistory() + languageCode + "/" + documentName;
             var isNavigationDocument = documentName == project.NavigationDocumentName;
             var isParameterDocument = documentName == project.ParametersDocumentName;
             var editLink = rootUrl.ReplaceFirst("/tree/", "/blob/") + languageCode + "/" + documentName;

modules/docs/src/Volo.Docs.Domain/Volo/Docs/GitHub/Projects/ProjectGithubExtensions.cs

@@ -21,14 +21,6 @@ namespace Volo.Docs.GitHub.Projects
                 .Replace("{version}", version);
         }
 
-        public static string GetGitHubUrlForCommitHistory([NotNull] this Project project)
-        {
-            return project
-                .GetGitHubUrl()
-                .Replace("github.com", "api.github.com/repos")
-                .Replace("tree/{version}/", "commits?path=");
-        }
-
         public static void SetGitHubUrl([NotNull] this Project project, string value)
         {
             CheckGitHubProject(project);