Remove utils.ClientCfg and utils.ClientCfgHash (#8041)

* remove utils.ClientCfg and utils.ClientCfgHash

* remove unused import

api/context.go

@@ -151,7 +151,7 @@ func (h handler) ServeHTTP(w http.ResponseWriter, r *http.Request) {
 	c.SetSiteURLHeader(app.GetProtocol(r) + "://" + r.Host)
 
 	w.Header().Set(model.HEADER_REQUEST_ID, c.RequestId)
-	w.Header().Set(model.HEADER_VERSION_ID, fmt.Sprintf("%v.%v.%v.%v", model.CurrentVersion, model.BuildNumber, utils.ClientCfgHash, utils.IsLicensed()))
+	w.Header().Set(model.HEADER_VERSION_ID, fmt.Sprintf("%v.%v.%v.%v", model.CurrentVersion, model.BuildNumber, c.App.ClientConfigHash(), utils.IsLicensed()))
 
 	// Instruct the browser not to display us in an iframe unless is the same origin for anti-clickjacking
 	if !h.isApi {

api/general.go

@@ -9,7 +9,6 @@ import (
 	"strings"
 
 	"github.com/mattermost/mattermost-server/model"
-	"github.com/mattermost/mattermost-server/utils"
 )
 
 func (api *API) InitGeneral() {
@@ -19,7 +18,7 @@ func (api *API) InitGeneral() {
 }
 
 func getClientConfig(c *Context, w http.ResponseWriter, r *http.Request) {
-	w.Write([]byte(model.MapToJson(utils.ClientCfg)))
+	w.Write([]byte(model.MapToJson(c.App.ClientConfig())))
 }
 
 func logClient(c *Context, w http.ResponseWriter, r *http.Request) {

api/user.go

@@ -297,7 +297,7 @@ func getInitialLoad(c *Context, w http.ResponseWriter, r *http.Request) {
 		il.NoAccounts = c.App.IsFirstUserAccount()
 	}
 
-	il.ClientCfg = utils.ClientCfg
+	il.ClientCfg = c.App.ClientConfig()
 	if c.App.SessionHasPermissionTo(c.Session, model.PERMISSION_MANAGE_SYSTEM) {
 		il.LicenseCfg = utils.ClientLicense()
 	} else {