Generate dart:html bindings for Dartium as well as Frog. All unittests now pass (or are disabled fo…

client/html/generated/html/dartium/Blob.dart

+
+class _BlobImpl extends _DOMTypeBase implements Blob {
+  _BlobImpl._wrap(ptr) : super._wrap(ptr);
+
+  int get size() => _wrap(_ptr.size);
+
+  String get type() => _wrap(_ptr.type);
+
+  Blob webkitSlice([int start = null, int end = null, String contentType = null]) {
+    if (start === null) {
+      if (end === null) {
+        if (contentType === null) {
+          return _wrap(_ptr.webkitSlice());
+        }
+      }
+    } else {
+      if (end === null) {
+        if (contentType === null) {
+          return _wrap(_ptr.webkitSlice(_unwrap(start)));
+        }
+      } else {
+        if (contentType === null) {
+          return _wrap(_ptr.webkitSlice(_unwrap(start), _unwrap(end)));
+        } else {
+          return _wrap(_ptr.webkitSlice(_unwrap(start), _unwrap(end), _unwrap(contentType)));
+        }
+      }
+    }
+    throw "Incorrect number or type of arguments";
+  }
+}