fix(ext/webgpu): fix surface creation panic when adapter not initiali…

…zed (denoland#24201)

Fixes denoland#23433

ext/webgpu/byow.rs

@@ -24,7 +24,9 @@ pub fn op_webgpu_surface_create(
  p1: *const c_void,
  p2: *const c_void,
 ) -> Result<ResourceId, AnyError> {
- let instance = state.borrow::<super::Instance>();
+ let instance = state.try_borrow::<super::Instance>().ok_or_else(|| {
+ type_error("Cannot create surface outside of WebGPU context. Did you forget to call `navigator.gpu.requestAdapter()`?")
+ })?;
  // Security note:
  //
  // The `p1` and `p2` parameters are pointers to platform-specific window