"Reverting 30387" -- failures on IE

pkg/polymer/lib/src/declaration.dart

Index: pkg/polymer/lib/src/declaration.dart
diff --git a/pkg/polymer/lib/src/declaration.dart b/pkg/polymer/lib/src/declaration.dart
index 98f65b607a003767375f4b2180209c8f22aaa542..030333bb4ebb3abfcce330a5554d1602de1be872 100644
--- a/pkg/polymer/lib/src/declaration.dart
+++ b/pkg/polymer/lib/src/declaration.dart
@@ -365,7 +365,7 @@ class PolymerDeclaration extends HtmlElement {
   void installLocalSheets() {
     var sheets = this.sheets.where(
         (s) => !s.attributes.containsKey(_SCOPE_ATTR));
-    var content = templateContent;
+    var content = this.templateContent;
     if (content != null) {
       var cssText = new StringBuffer();
       for (var sheet in sheets) {
@@ -380,8 +380,8 @@ class PolymerDeclaration extends HtmlElement {
   }
 
   List<Element> findNodes(String selector, [bool matcher(Element e)]) {
-    var nodes = this.querySelectorAll(selector).toList();
-    var content = templateContent;
+    var nodes = this.queryAll(selector).toList();
+    var content = this.templateContent;
     if (content != null) {
       nodes = nodes..addAll(content.queryAll(selector));
     }
@@ -570,39 +570,12 @@ const _SCOPE_ATTR = 'polymer-scope';
 const _STYLE_SCOPE_ATTRIBUTE = 'element';
 const _STYLE_CONTROLLER_SCOPE = 'controller';
 
-String _cssTextFromSheet(LinkElement sheet) {
-  if (sheet == null) return '';
-
-  // TODO(jmesserly): sometimes the href property is wrong after deployment.
-  var href = sheet.href;
-  if (href == '') href = sheet.attributes["href"];
-
-  if (js.context != null && js.context.hasProperty('HTMLImports')) {
-    var jsSheet = new js.JsObject.fromBrowserObject(sheet);
-    var resource = jsSheet['__resource'];
-    if (resource != null) return resource;
-    _sheetLog.fine('failed to get stylesheet text href="$href"');
-    return '';
-  }
-  // TODO(jmesserly): it seems like polymer-js is always polyfilling
-  // HTMLImports, because their code depends on "__resource" to work.
-  // We work around this by using a sync XHR to get the stylesheet text.
-  // Right now this code is only used in Dartium, but if it's going to stick
-  // around we will need to find a different approach.
-  try {
-    return (new HttpRequest()
-        ..open('GET', href, async: false)
-        ..send())
-        .responseText;
-  } on DomException catch (e, t) {
-    _sheetLog.fine('failed to get stylesheet text href="$href" error: '
-        '$e, trace: $t');
-    return '';
-  }
+String _cssTextFromSheet(Element sheet) {
+  if (sheet == null || js.context == null) return '';
+  var resource = new js.JsObject.fromBrowserObject(sheet)['__resource'];
+  return resource != null ? resource : '';
 }
 
-final Logger _sheetLog = new Logger('polymer.stylesheet');
-
 const _OBSERVE_SUFFIX = 'Changed';
 
 // TODO(jmesserly): is this list complete?