[Findit] Fix link on compile result page.

appengine/findit/templates/waterfall/compile_failure.html

Index: appengine/findit/templates/waterfall/compile_failure.html
diff --git a/appengine/findit/templates/waterfall/compile_failure.html b/appengine/findit/templates/waterfall/compile_failure.html
index 1261a815bc3a9839de40d7cab630313a990e17b9..ba06445b56a837061dadf5f5afc53096beaecf60 100644
--- a/appengine/findit/templates/waterfall/compile_failure.html
+++ b/appengine/findit/templates/waterfall/compile_failure.html
@@ -216,7 +216,7 @@
         {% if try_job.failed %}
           <span class="error">Try job ran into error!</span>
         {% elif try_job.culprit %}
-        Culprit: {{try_job.culprit.repo_name or 'chromium'}} <a href="{{try_job.culprit.url or try_job.culprit.review_url}}">{{try_job.culprit.commit_position or try_job.culprit.revision}}</a>
+        Culprit: {{try_job.culprit.repo_name or 'chromium'}} <a href="{{try_job.culprit.url or try_job.culprit.review_url or ('https://chromium.googlesource.com/chromium/src.git/+/' + try_job.culprit.revision)}}">{{try_job.culprit.commit_position or try_job.culprit.revision}}</a>
         {% else %}
           <div>No culprit found!</div>
         {% endif%}