Add support for WebGL2 clear buffer operations

Adds support for the following WebGL2 methods:

- `clearBufferfv`
- `clearBufferiv`
- `clearBufferuiv`
- `clearBufferfi`

See: https://www.khronos.org/registry/webgl/specs/latest/2.0/#3.7.11

1 files changed, 12 insertions, 0 deletions

diff --git a/components/canvas/webgl_thread.rs b/components/canvas/webgl_thread.rs
index 186ac043b38..079928c9d57 100644
--- a/components/canvas/webgl_thread.rs
+++ b/components/canvas/webgl_thread.rs
@@ -1956,6 +1956,18 @@ impl WebGLImpl {
                 offset as isize,
                 size as isize,
             ),
+            WebGLCommand::ClearBufferfv(buffer, draw_buffer, ref value) => {
+                gl.clear_buffer_fv(buffer, draw_buffer, value)
+            },
+            WebGLCommand::ClearBufferiv(buffer, draw_buffer, ref value) => {
+                gl.clear_buffer_iv(buffer, draw_buffer, value)
+            },
+            WebGLCommand::ClearBufferuiv(buffer, draw_buffer, ref value) => {
+                gl.clear_buffer_uiv(buffer, draw_buffer, value)
+            },
+            WebGLCommand::ClearBufferfi(buffer, draw_buffer, depth, stencil) => {
+                gl.clear_buffer_fi(buffer, draw_buffer, depth, stencil)
+            },
         }
 
         // If debug asertions are enabled, then check the error state.