Moving AngleInstancedArrays from dart:html to dart:web_gl.

sdk/lib/web_gl/dart2js/web_gl_dart2js.dart

Index: sdk/lib/web_gl/dart2js/web_gl_dart2js.dart
diff --git a/sdk/lib/web_gl/dart2js/web_gl_dart2js.dart b/sdk/lib/web_gl/dart2js/web_gl_dart2js.dart
index 11e9e018e2349a96986afad0dbd8ebcb95292564..899eba05974bcc312013c946e7b919baf9166715 100644
--- a/sdk/lib/web_gl/dart2js/web_gl_dart2js.dart
+++ b/sdk/lib/web_gl/dart2js/web_gl_dart2js.dart
@@ -345,6 +345,39 @@ class ActiveInfo extends Interceptor native "WebGLActiveInfo" {
 
 
 @DocsEditable()
+@DomName('ANGLEInstancedArrays')
+@Experimental() // untriaged
+class AngleInstancedArrays extends Interceptor native "ANGLEInstancedArrays" {
+
+  @DomName('ANGLEInstancedArrays.VERTEX_ATTRIB_ARRAY_DIVISOR_ANGLE')
+  @DocsEditable()
+  @Experimental() // untriaged
+  static const int VERTEX_ATTRIB_ARRAY_DIVISOR_ANGLE = 0x88FE;
+
+  @JSName('drawArraysInstancedANGLE')
+  @DomName('ANGLEInstancedArrays.drawArraysInstancedANGLE')
+  @DocsEditable()
+  @Experimental() // untriaged
+  void drawArraysInstancedAngle(int mode, int first, int count, int primcount) native;
+
+  @JSName('drawElementsInstancedANGLE')
+  @DomName('ANGLEInstancedArrays.drawElementsInstancedANGLE')
+  @DocsEditable()
+  @Experimental() // untriaged
+  void drawElementsInstancedAngle(int mode, int count, int type, int offset, int primcount) native;
+
+  @JSName('vertexAttribDivisorANGLE')
+  @DomName('ANGLEInstancedArrays.vertexAttribDivisorANGLE')
+  @DocsEditable()
+  @Experimental() // untriaged
+  void vertexAttribDivisorAngle(int index, int divisor) native;
+}
+// Copyright (c) 2012, the Dart project authors.  Please see the AUTHORS file
+// for details. All rights reserved. Use of this source code is governed by a
+// BSD-style license that can be found in the LICENSE file.
+
+
+@DocsEditable()
 @DomName('WebGLBuffer')
 @Unstable()
 class Buffer extends Interceptor native "WebGLBuffer" {