onnxruntime

43568cb7 - [webgpu] revise class ComputeContext in WebGPU EP (#26552)

[webgpu] revise class ComputeContext in WebGPU EP (#26552) ### Description revise class ComputeContext in WebGPU EP. Avoid potential access to `ComputeContext::BufferManager`, which may cause it very difficult to diagnose buffer memory issue.