Fix i18nTemplate.process() for DocumentFragments.

chrome/test/data/webui/i18n_process_test.html

Index: chrome/test/data/webui/i18n_process_test.html
diff --git a/chrome/test/data/webui/i18n_process_test.html b/chrome/test/data/webui/i18n_process_test.html
index bbd89177b1a6801f2e703d3c5a4401d652e1c941..8072639a83fa1f3fd79b5d9e147f55b9a4904acc 100644
--- a/chrome/test/data/webui/i18n_process_test.html
+++ b/chrome/test/data/webui/i18n_process_test.html
@@ -16,10 +16,6 @@
       </template>
     </template>
     <script>
-function runI18nProcess() {
-  i18nTemplate.process(document, loadTimeData);
-}
-
 function setUpPage() {
   loadTimeData.data = {
     'content': "doesn't matter; you can't see me!",
@@ -28,7 +24,7 @@ function setUpPage() {
     'type': 'ectomorph',
     'nested': 'real deep',
   };
-  runI18nProcess();
+  i18nTemplate.process(document, loadTimeData);
 }
 
 function testI18nProcess_Attributes() {
@@ -42,6 +38,24 @@ function testI18nProcess_Cycles() {
   assertEquals(document.URL, $('cycle').import.URL);
 }
 
+function testI18nProcess_DocumentFragment() {
+  var span = document.createElement('span');
+  span.setAttribute('i18n-content', 'content');
+
+  var docFrag = document.createDocumentFragment();
+  docFrag.appendChild(span);
+
+  var div = document.createElement('div');
+  docFrag.appendChild(div);
+
+  i18nTemplate.process(docFrag, loadTimeData);
+
+  assertTrue(span.hasAttribute('i18n-processed'));
+  assertNotEqual('', span.textContent);
+
+  assertTrue(div.hasAttribute('i18n-processed'));
+}
+
 function testI18nProcess_Imports() {
   var outerImportDoc = document.querySelector('link').import;
   var innerImportDoc = outerImportDoc.querySelector('link').import;
@@ -50,10 +64,28 @@ function testI18nProcess_Imports() {
 
 function testI18nProcess_ReRun() {
   document.body.removeAttribute('type');
-  runI18nProcess();
+  i18nTemplate.process(document, loadTimeData);
   assertTrue(document.body.hasAttribute('type'));
 }
 
+function testI18nProcess_ShadowRoot() {
+  var a = document.createElement('a');
+  var outerShadow = a.createShadowRoot();
+
+  var b = document.createElement('b');
+  outerShadow.appendChild(b);
+
+  var innerShadow = b.createShadowRoot();
+  var i = document.createElement('i');
+  i.setAttribute('i18n-content', 'content');
+  innerShadow.appendChild(i);
+
+  i18nTemplate.process(i, loadTimeData);
+
+  assertTrue(i.hasAttribute('i18n-processed'));
+  assertNotEqual('', i.textContent);
+}
+
 function testI18nProcess_Templates() {
   var outerDocFrag = document.querySelector('template').content;
   var innerDocFrag = outerDocFrag.querySelector('template').content;