Make flakiness dashboard links to googlesource work post git migration.

appengine/test_results/static-dashboards/ui.js

 // Copyright (C) 2013 Google Inc. All rights reserved.
 //
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //         * Redistributions of source code must retain the above copyright
 // notice, this list of conditions and the following disclaimer.
 //         * Redistributions in binary form must reproduce the above
 // copyright notice, this list of conditions and the following disclaimer
@@ skipping 154 matching lines @@
     var isSelected = currentFileName == fileName;
     var onClick = 'ui.html._loadDashboard(\'' + fileName + '\')';
     return ui.html._topLink(html, onClick, isSelected);
 }
 
 ui.html._revisionLink = function(resultsKey, testResults, index)
 {
     var currentRevision = parseInt(testResults[resultsKey][index], 10);
     var previousRevision = parseInt(testResults[resultsKey][index + 1], 10);
 
+    // TODO(ojan): chromium/src is the only repository supported by crrev.com.
+    // Once blink is supported, send all code down the isChrome codepath.
     var isChrome = resultsKey == results.CHROME_REVISIONS;
-    var singleUrl = 'http://src.chromium.org/viewvc/' + (isChrome ? 'chrome' : 'blink') + '?view=rev&revision=' + currentRevision;
+
+    var singleUrl;
+    if (isChrome)
+        singleUrl = 'https://crrev.com/' + currentRevision;
+    else
+        singleUrl = 'http://src.chromium.org/viewvc/blink?view=rev&revision=' + currentRevision;
 
     if (currentRevision == previousRevision)
         return 'At <a href="' + singleUrl + '">r' + currentRevision    + '</a>';
 
     if (currentRevision - previousRevision == 1)
         return '<a href="' + singleUrl + '">r' + currentRevision    + '</a>';
 
-    var rangeUrl = 'http://build.chromium.org/f/chromium/perf/dashboard/ui/changelog' +
-        (isChrome ? '' : '_blink') + '.html?url=/trunk' + (isChrome ? '/src' : '') +
-        '&range=' + (previousRevision + 1) + ':' + currentRevision + '&mode=html';
+    var rangeUrl;
+    if (isChrome) {
+        // Intentionally do not increment previous revision. This rev works the
+        // way gitiles does (exclude the start of the range) instead of the way
+        // the perf dashboard below does.
+        rangeUrl = '../../rev?start=' + previousRevision + '&end=' + currentRevision;
+    } else {
+        rangeUrl = 'http://build.chromium.org/f/chromium/perf/dashboard/ui/changelog_blink.html?url=/trunk' +
+            '&range=' + (previousRevision + 1) + ':' + currentRevision + '&mode=html';
+    }
+
     return '<a href="' + rangeUrl + '">r' + (previousRevision + 1) + ' to r' + currentRevision + '</a>';
 }
 
 ui.html.chromiumRevisionLink = function(testResults, index)
 {
     return ui.html._revisionLink(results.CHROME_REVISIONS, testResults, index);
 }
 
 ui.html.blinkRevisionLink = function(testResults, index)
 {
@@ skipping 24 matching lines @@
     {
         this._messages += message + '<br>';
     },
     hasErrors: function()
     {
         return !!this._messages;
     }
 }
 
 })();