Expand overloaded methods and optional parameters in the html library.

sdk/lib/web_gl/dartium/web_gl_dartium.dart

Index: sdk/lib/web_gl/dartium/web_gl_dartium.dart
diff --git a/sdk/lib/web_gl/dartium/web_gl_dartium.dart b/sdk/lib/web_gl/dartium/web_gl_dartium.dart
index 6eca7737c105968f0ac8e08119dab592e5a00a28..659a2a2182c81edf5a7dc3986bc4e5a794fa6e88 100644
--- a/sdk/lib/web_gl/dartium/web_gl_dartium.dart
+++ b/sdk/lib/web_gl/dartium/web_gl_dartium.dart
@@ -737,7 +737,6 @@ class ExtDrawBuffers extends NativeFieldWrapperClass1 {
 
   @DomName('EXTDrawBuffers.drawBuffersEXT')
   @DocsEditable
-  @Experimental // untriaged
   void drawBuffersExt(List<int> buffers) native "EXTDrawBuffers_drawBuffersEXT_Callback";
 
 }
@@ -2254,6 +2253,10 @@ class RenderingContext extends CanvasRenderingContext {
 
   void _bufferData_3(target, data_OR_size, usage) native "WebGLRenderingContext__bufferData_3_Callback";
 
+  @DomName('WebGLRenderingContext.bufferEmptyData')
+  @DocsEditable
+  void bufferEmptyData(int target, int size, int usage) native "WebGLRenderingContext_bufferEmptyData_Callback";
+
   void bufferSubData(int target, int offset, data) {
     if ((data is TypedData || data == null) && (offset is int || offset == null) && (target is int || target == null)) {
       _bufferSubData_1(target, offset, data);
@@ -2270,6 +2273,14 @@ class RenderingContext extends CanvasRenderingContext {
 
   void _bufferSubData_2(target, offset, data) native "WebGLRenderingContext__bufferSubData_2_Callback";
 
+  @DomName('WebGLRenderingContext.bufferSubTypedData')
+  @DocsEditable
+  void bufferSubTypedData(int target, int offset, TypedData data) native "WebGLRenderingContext_bufferSubTypedData_Callback";
+
+  @DomName('WebGLRenderingContext.bufferTypedData')
+  @DocsEditable
+  void bufferTypedData(int target, TypedData data, int usage) native "WebGLRenderingContext_bufferTypedData_Callback";
+
   @DomName('WebGLRenderingContext.checkFramebufferStatus')
   @DocsEditable
   int checkFramebufferStatus(int target) native "WebGLRenderingContext_checkFramebufferStatus_Callback";
@@ -2652,6 +2663,22 @@ class RenderingContext extends CanvasRenderingContext {
 
   void _texImage2D_5(target, level, internalformat, format_OR_width, height_OR_type, border_OR_canvas_OR_image_OR_pixels_OR_video) native "WebGLRenderingContext__texImage2D_5_Callback";
 
+  @DomName('WebGLRenderingContext.texImage2DCanvas')
+  @DocsEditable
+  void texImage2DCanvas(int target, int level, int internalformat, int format, int type, CanvasElement canvas) native "WebGLRenderingContext_texImage2DCanvas_Callback";
+
+  @DomName('WebGLRenderingContext.texImage2DData')
+  @DocsEditable
+  void texImage2DData(int target, int level, int internalformat, int format, int type, ImageData pixels) native "WebGLRenderingContext_texImage2DData_Callback";
+
+  @DomName('WebGLRenderingContext.texImage2DImage')
+  @DocsEditable
+  void texImage2DImage(int target, int level, int internalformat, int format, int type, ImageElement image) native "WebGLRenderingContext_texImage2DImage_Callback";
+
+  @DomName('WebGLRenderingContext.texImage2DVideo')
+  @DocsEditable
+  void texImage2DVideo(int target, int level, int internalformat, int format, int type, VideoElement video) native "WebGLRenderingContext_texImage2DVideo_Callback";
+
   @DomName('WebGLRenderingContext.texParameterf')
   @DocsEditable
   void texParameterf(int target, int pname, num param) native "WebGLRenderingContext_texParameterf_Callback";
@@ -2694,6 +2721,22 @@ class RenderingContext extends CanvasRenderingContext {
 
   void _texSubImage2D_5(target, level, xoffset, yoffset, format_OR_width, height_OR_type, canvas_OR_format_OR_image_OR_pixels_OR_video) native "WebGLRenderingContext__texSubImage2D_5_Callback";
 
+  @DomName('WebGLRenderingContext.texSubImage2DCanvas')
+  @DocsEditable
+  void texSubImage2DCanvas(int target, int level, int xoffset, int yoffset, int format, int type, CanvasElement canvas) native "WebGLRenderingContext_texSubImage2DCanvas_Callback";
+
+  @DomName('WebGLRenderingContext.texSubImage2DData')
+  @DocsEditable
+  void texSubImage2DData(int target, int level, int xoffset, int yoffset, int format, int type, ImageData pixels) native "WebGLRenderingContext_texSubImage2DData_Callback";
+
+  @DomName('WebGLRenderingContext.texSubImage2DImage')
+  @DocsEditable
+  void texSubImage2DImage(int target, int level, int xoffset, int yoffset, int format, int type, ImageElement image) native "WebGLRenderingContext_texSubImage2DImage_Callback";
+
+  @DomName('WebGLRenderingContext.texSubImage2DVideo')
+  @DocsEditable
+  void texSubImage2DVideo(int target, int level, int xoffset, int yoffset, int format, int type, VideoElement video) native "WebGLRenderingContext_texSubImage2DVideo_Callback";
+
   @DomName('WebGLRenderingContext.uniform1f')
   @DocsEditable
   void uniform1f(UniformLocation location, num x) native "WebGLRenderingContext_uniform1f_Callback";