be more specific

kainino0x · kainino0x · commit 460cbaa55b6b · 2021-11-29T16:05:00.000-08:00
diff --git a/spec/index.bs b/spec/index.bs
@@ -5996,7 +5996,7 @@ dictionary GPUImageCopyExternalImage {
 
 WebGPU provides {{GPUCommandEncoder/copyBufferToTexture()}} for buffer-to-texture copies and
 {{GPUCommandEncoder/copyTextureToBuffer()}} for texture-to-buffer copies, as well as
-{{GPUQueue/writeTexture()}} for CPU-memory-to-texture writes.
+{{GPUQueue/writeTexture()}} for ArrayBuffer-to-texture writes.
 
 The following definitions and validation rules are used by these methods, as well as
 {{GPUCommandEncoder/copyTextureToTexture()}}.
