Fix issue security issue in Gold

ct/go/poller/poller_test.go

 package main
 
 import (
         "database/sql"
         "fmt"
         "io/ioutil"
         "net/http"
         "os"
         "path/filepath"
         "regexp"
@@ skipping 353 matching lines @@
 // Test that updateWebappTaskSetFailed returns an error when the server response indicates an error.
 func TestUpdateWebappTaskSetFailedFailure(t *testing.T) {
         errstr := "You must be at least this tall to ride this ride."
         task := pendingRecreateWebpageArchivesTask()
         reqCount := 0
         mockServer := func(w http.ResponseWriter, r *http.Request) {
                 reqCount++
                 assert.Equal(t, "/"+ctfeutil.UPDATE_RECREATE_WEBPAGE_ARCHIVES_TASK_POST_URI,
                         r.URL.Path)
                 defer skutil.Close(r.Body)
-                skutil.ReportError(w, r, fmt.Errorf(errstr), "")
+                skutil.ReportError(w, r, fmt.Errorf(errstr), errstr)
         }
         defer frontend.CloseTestServer(frontend.InitTestServer(http.HandlerFunc(mockServer)))
         err := updateWebappTaskSetFailed(&task)
         assert.Error(t, err)
         assert.Contains(t, err.Error(), errstr)
         assert.Equal(t, 1, reqCount)
 }
 
 func TestDoWorkerHealthCheck(t *testing.T) {
         mockExec := exec.CommandCollector{}
@@ skipping 126 matching lines @@
         pollAndExecOnce()
         pollAndExecOnce()
         pollAndExecOnce()
         // Expect three polls.
         expect.Equal(t, 3, mockServer.OldestPendingTaskReqCount())
         // Expect no commands.
         expect.Empty(t, mockExec.Commands())
         // No updates expected.
         expect.Empty(t, mockServer.UpdateTaskReqs())
 }