PDF: Run PDFExtensionTests with Material UI enabled.

chrome/test/data/pdf/basic_test_material.js

Index: chrome/test/data/pdf/basic_test_material.js
diff --git a/chrome/test/data/pdf/basic_test.js b/chrome/test/data/pdf/basic_test_material.js
similarity index 87%
copy from chrome/test/data/pdf/basic_test.js
copy to chrome/test/data/pdf/basic_test_material.js
index 222d31771fffe241accabd2381dd72f216732811..33d617603f17257396eb31761085ad4a7ae04b29 100644
--- a/chrome/test/data/pdf/basic_test.js
+++ b/chrome/test/data/pdf/basic_test_material.js
@@ -9,11 +9,11 @@ var tests = [
    */
   function testHasElements() {
     var elementNames = [
-      'viewer-toolbar',
-      'viewer-page-indicator',
-      'viewer-progress-bar',
-      'viewer-password-screen-legacy',
-      'viewer-error-screen-legacy'
+      'viewer-pdf-toolbar',
+      'viewer-bookmarks-content',
+      'viewer-zoom-toolbar',
+      'viewer-password-screen',
+      'viewer-error-screen'
     ];
     for (var i = 0; i < elementNames.length; i++) {
       var elements = document.querySelectorAll(elementNames[i]);