Expose mapExternalTexture extension to WebGraphicsContext3D

content/renderer/gpu/webgraphicscontext3d_command_buffer_impl.cc

Index: content/renderer/gpu/webgraphicscontext3d_command_buffer_impl.cc
diff --git a/content/renderer/gpu/webgraphicscontext3d_command_buffer_impl.cc b/content/renderer/gpu/webgraphicscontext3d_command_buffer_impl.cc
index a39a118da75b564690132cf29b1455bc66061a4d..ebe66b882e33732690eac3ab8c354a1407118c54 100644
--- a/content/renderer/gpu/webgraphicscontext3d_command_buffer_impl.cc
+++ b/content/renderer/gpu/webgraphicscontext3d_command_buffer_impl.cc
@@ -340,6 +340,19 @@ void WebGraphicsContext3DCommandBufferImpl::copyTextureToParentTextureCHROMIUM(
                                         parentTexture);
 }
 
+void WebGraphicsContext3DCommandBufferImpl::mapExternalTextureCHROMIUM(
+    WebGLId source_texture, WebGraphicsContext3D* source_context,
+    WebGLId destination_texture) {
+  WebGraphicsContext3DCommandBufferImpl* source_cmdbuffer_context =
+    static_cast<WebGraphicsContext3DCommandBufferImpl*>(source_context);

[apatrick_chromium, 2011/07/29 23:59:04]

indentation

+  context_->MapExternalResource(gpu::resource_type::kTexture,
+                                source_texture,
+                                source_cmdbuffer_context->context(),
+                                destination_texture);
+
+}
+
+
 void WebGraphicsContext3DCommandBufferImpl::
     rateLimitOffscreenContextCHROMIUM() {
   gl_->RateLimitOffscreenContextCHROMIUM();