sdk/lib/html/dartium/html_dartium.dart

Index: sdk/lib/html/dartium/html_dartium.dart
diff --git a/sdk/lib/html/dartium/html_dartium.dart b/sdk/lib/html/dartium/html_dartium.dart
index ad0864da110958109a1be8a4f2b938c0f437887e..a8fb84096fd0ddc6ccec03db9673e3cc3e3da4da 100644
--- a/sdk/lib/html/dartium/html_dartium.dart
+++ b/sdk/lib/html/dartium/html_dartium.dart
@@ -6813,7 +6813,7 @@ class DataTransfer extends NativeFieldWrapperClass2 {
    * Gets the data for the specified type.
    *
    * The data is only available from within a drop operation (such as an
-   * [Element.onDrop] event) and will return `null` before the event is
+   * [Element.onDrop] event) and will return null before the event is
    * triggered.
    *
    * Data transfer is prohibited across domains. If a drag originates
@@ -11425,7 +11425,7 @@ abstract class Element extends Node implements ParentNode, ChildNode {
    *
    * ## Other resources
    *
-   * * [Using the full-screen API]
+   * * [Using the fullscreen API]
    * (http://docs.webplatform.org/wiki/tutorials/using_the_full-screen_api)
    * tutorial from WebPlatform.org.
    * * [Fullscreen specification]
@@ -14146,6 +14146,19 @@ class HtmlDocument extends Document {
     _title = value;
   }
 
+  /**
+   * Returns page to standard layout.
+   *
+   * Has no effect if the page is not in fullscreen mode.
+   *
+   * ## Other resources
+   *
+   * * [Using the fullscreen API]
+   * (http://docs.webplatform.org/wiki/tutorials/using_the_full-screen_api) from
+   * WebPlatform.org.
+   * * [Fullscreen specification]
+   * (http://www.w3.org/TR/fullscreen/) from W3C.
+   */
   @DomName('Document.webkitExitFullscreen')
   @SupportedBrowser(SupportedBrowser.CHROME)
   @SupportedBrowser(SupportedBrowser.SAFARI)
@@ -14162,12 +14175,43 @@ class HtmlDocument extends Document {
     _webkitExitPointerLock();
   }
 
+  /**
+   * Returns the element, if any, that is currently displayed in fullscreen.
+   *
+   * Returns null if there is currently no fullscreen element. You can use
+   * this to determine if the page is in fullscreen mode.
+   *
+   *     myVideo = new VideoElement();
+   *     if (document.fullscreenElement == null) {
+   *       myVideo.requestFullscreen();
+   *       print(document.fullscreenElement == myVideo); // true
+   *     }
+   *
+   * ## Other resources
+   *
+   * * [Using the fullscreen API]
+   * (http://docs.webplatform.org/wiki/tutorials/using_the_full-screen_api) from
+   * WebPlatform.org.
+   * * [Fullscreen specification]
+   * (http://www.w3.org/TR/fullscreen/) from W3C.
+   */
   @DomName('Document.webkitFullscreenElement')
   @SupportedBrowser(SupportedBrowser.CHROME)
   @SupportedBrowser(SupportedBrowser.SAFARI)
   @Experimental()
   Element get fullscreenElement => _webkitFullscreenElement;
 
+  /**
+   * Returns true if this document can display elements in fullscreen mode.
+   *
+   * ## Other resources
+   *
+   * * [Using the fullscreen API]
+   * (http://docs.webplatform.org/wiki/tutorials/using_the_full-screen_api) from
+   * WebPlatform.org.
+   * * [Fullscreen specification]
+   * (http://www.w3.org/TR/fullscreen/) from W3C.
+   */
   @DomName('Document.webkitFullscreenEnabled')
   @SupportedBrowser(SupportedBrowser.CHROME)
   @SupportedBrowser(SupportedBrowser.SAFARI)
@@ -15049,7 +15093,7 @@ class HttpRequest extends HttpRequestEventTarget {
   String getAllResponseHeaders() native "XMLHttpRequest_getAllResponseHeaders_Callback";
 
   /**
-   * Return the response header named `header`, or `null` if not found.
+   * Return the response header named `header`, or null if not found.
    *
    * See also [HTTP response headers](http://en.wikipedia.org/wiki/List_of_HTTP_header_fields#Responses)
    * for a list of common response headers.
@@ -20796,7 +20840,7 @@ class Node extends EventTarget {
   /**
    * The document this node belongs to.
    *
-   * Returns `null` if this node does not belong to any document.
+   * Returns null if this node does not belong to any document.
    *
    * ## Other resources
    *
@@ -20811,7 +20855,7 @@ class Node extends EventTarget {
   /**
    * The parent element of this node.
    *
-   * Returns `null` if this node either does not have a parent or its parent is
+   * Returns null if this node either does not have a parent or its parent is
    * not an element.
    *
    * ## Other resources
@@ -27849,13 +27893,13 @@ class Url extends NativeFieldWrapperClass2 {
     if ((blob_OR_source_OR_stream is Blob || blob_OR_source_OR_stream == null)) {
       return _createObjectURL_1(blob_OR_source_OR_stream);
     }
-    if ((blob_OR_source_OR_stream is MediaStream || blob_OR_source_OR_stream == null)) {
+    if ((blob_OR_source_OR_stream is MediaSource || blob_OR_source_OR_stream == null)) {
       return _createObjectURL_2(blob_OR_source_OR_stream);
     }
-    if ((blob_OR_source_OR_stream is MediaSource || blob_OR_source_OR_stream == null)) {
+    if ((blob_OR_source_OR_stream is _WebKitMediaSource || blob_OR_source_OR_stream == null)) {
       return _createObjectURL_3(blob_OR_source_OR_stream);
     }
-    if ((blob_OR_source_OR_stream is _WebKitMediaSource || blob_OR_source_OR_stream == null)) {
+    if ((blob_OR_source_OR_stream is MediaStream || blob_OR_source_OR_stream == null)) {
       return _createObjectURL_4(blob_OR_source_OR_stream);
     }
     throw new ArgumentError("Incorrect number or type of arguments");
@@ -30408,7 +30452,7 @@ class _ClientRect extends NativeFieldWrapperClass2 implements Rectangle {
    * The intersection of two axis-aligned rectangles, if any, is always another
    * axis-aligned rectangle.
    *
-   * Returns the intersection of this and `other`, or `null` if they don't
+   * Returns the intersection of this and `other`, or null if they don't
    * intersect.
    */
   Rectangle intersection(Rectangle other) {
@@ -32404,10 +32448,10 @@ abstract class CssClassSet implements Set<String> {
    * This is the Dart equivalent of jQuery's
    * [addClass](http://api.jquery.com/addClass/).
    *
-   * If this corresponds to one element. Returns `true` if [value] was added to
-   * the set, otherwise `false`.
+   * If this corresponds to one element. Returns true if [value] was added to
+   * the set, otherwise false.
    *
-   * If this corresponds to many elements, `null` is always returned.
+   * If this corresponds to many elements, null is always returned.
    */
   bool add(String value);