Run goimports through 'go' code in bug_chomper.

tools/bug_chomper/src/issue_tracker/issue_tracker.go

 // Copyright (c) 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 /*
         Utilities for interacting with the GoogleCode issue tracker.
 
         Example usage:
                 issueTracker := issue_tracker.MakeIssueTraker(myOAuthConfigFile)
                 authURL := issueTracker.MakeAuthRequestURL()
                 // Visit the authURL to obtain an authorization code.
                 issueTracker.UpgradeCode(code)
                 // Now issueTracker can be used to retrieve and edit issues.
 */
 package issue_tracker
 
 import (
         "bytes"
-        "code.google.com/p/goauth2/oauth"
         "encoding/json"
         "fmt"
         "io/ioutil"
         "net/http"
         "net/url"
         "strconv"
         "strings"
+
+        "code.google.com/p/goauth2/oauth"
 )
 
 // BugPriorities are the possible values for "Priority-*" labels for issues.
 var BugPriorities = []string{"Critical", "High", "Medium", "Low", "Never"}
 
 var apiScope = []string{
         "https://www.googleapis.com/auth/projecthosting",
         "https://www.googleapis.com/auth/userinfo.email",
 }
 
@@ skipping 257 matching lines @@
                 return fmt.Errorf(errFmt, err)
         }
         defer resp.Body.Close()
         body, _ := ioutil.ReadAll(resp.Body)
         if resp.StatusCode != http.StatusOK {
                 return fmt.Errorf(errFmt, fmt.Sprintf(
                         "Issue tracker returned code %d:%v", resp.StatusCode, string(body)))
         }
         return nil
 }