Enable dart2js compilation for new HTML tests.

tools/testing/dart/html_test.dart

Index: tools/testing/dart/html_test.dart
diff --git a/tools/testing/dart/html_test.dart b/tools/testing/dart/html_test.dart
index a3a3506aebe84936a68c8bc1d95f57f0645836c9..9808cfb189fa8f282efe605a45e8eab39773025f 100644
--- a/tools/testing/dart/html_test.dart
+++ b/tools/testing/dart/html_test.dart
@@ -41,9 +41,20 @@ HtmlTestInformation getInformation(String filename) {
                                  annotation['scripts']);
 }
 
-String getContents(HtmlTestInformation info) {
+String getContents(HtmlTestInformation info, bool compileToJS) {
   String contents = new File(info.filePath.toNativePath()).readAsStringSync();
-  return contents.replaceFirst(htmlAnnotation, '');
+  contents = contents.replaceFirst(htmlAnnotation, '');
+  if (compileToJS) {
+    for (String script in info.scripts) {
+      if (dartExtension.hasMatch(script)) {
+        String jsScript = script.replaceFirst(dartExtension, '.js');

[ricow1, 2014/11/11 14:41:53]

shouldn't that be replaceLast?

[Bill Hesse, 2014/11/11 15:18:38]

dartExtension is a regexp ending in $.
There is no replaceLast.

+        String tag = '<script src="$script" type="application/dart">';
+        String jsTag = '<script src="$jsScript">';
+        contents = contents.replaceAll(tag, jsTag);
+      }
+    }
+  }
+  return contents;
 }
 
 String makeFailingHtmlFile(String message) {