Added support for "bin-ified" vmstats web app source files

runtime/bin/vmstats/isolate_list.dart

+part of vmstats;
+
+class IsolateList {
+  UListElement _listArea;
+
+  final String CSS_VISIBLE = 'isolate_details';
+  final String CSS_HIDDEN  = 'isolate_details_hidden';
+
+  IsolateList(UListElement area) {
+    _listArea = area;
+  }
+
+  void updateList(IsolateListModel model) {
+    var detailsClass = CSS_HIDDEN;
+    if (_listArea.children.length > 0) {
+      // Preserve visibility state.
+      LIElement listItem = _listArea.children.first;
+      DivElement item = listItem.children.first;
+      if (item.classes.length > 0 && item.classes.first == CSS_VISIBLE) {
+        detailsClass = CSS_VISIBLE;
+      }
+      _listArea.children.clear();
+    }
+    Iterator<Isolate> iterator = model.iterator;
+    while (iterator.moveNext()) {
+      Isolate isolate = iterator.current;
+      LIElement listItem = new LIElement();
+      listItem.classes.add('isolate_list');
+      listItem.text = isolate.name
+          .replaceAll('\$', ': ')  // Split script from isolate, and ...
+          .replaceAll('-', ' ');   // ... split name from port number.
+
+      // Add isolate details as hidden children.
+      DivElement details = new DivElement();
+      isolateDetails(isolate, details);
+      details.classes.add(detailsClass);
+      listItem.children.add(details);
+      listItem.onClick.listen((e) => toggle(details));
+
+      _listArea.children.add(listItem);
+    }
+  }
+
+  void isolateDetails(Isolate isolate, DivElement parent) {
+    DivElement newSpace = new DivElement();
+    newSpace.text = 'New space: ${isolate.newSpace.used}K';
+    parent.children.add(newSpace);
+    DivElement oldSpace = new DivElement();
+    oldSpace.text = 'Old space: ${isolate.oldSpace.used}K';
+    parent.children.add(oldSpace);
+    DivElement stack = new DivElement();
+    stack.text = 'Stack limit: ${(isolate.stackLimit / 1000000).round()}M';
+    parent.children.add(stack);
+  }
+
+  void toggle(DivElement e) {
+    e.classes.toggle(CSS_VISIBLE);
+    e.classes.toggle(CSS_HIDDEN);
+  }
+}