Fix Typescript type hints for CanvasKit debug traces.

The tests for these methods are only handled in Javascript, so the type
mismatches weren't detected until I tried using the calls in Typescript
later.

Change-Id: Ifb233f871be1146d3f059b166b7de40bb401d4c9
Bug: skia:12818
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/495417
Commit-Queue: John Stiles <johnstiles@google.com>
Auto-Submit: John Stiles <johnstiles@google.com>
Reviewed-by: Kevin Lubick <kjlubick@google.com>
Commit-Queue: Kevin Lubick <kjlubick@google.com>
diff --git a/modules/canvaskit/npm_build/types/index.d.ts b/modules/canvaskit/npm_build/types/index.d.ts
index 9b1139e..77892fa 100644
--- a/modules/canvaskit/npm_build/types/index.d.ts
+++ b/modules/canvaskit/npm_build/types/index.d.ts
@@ -3337,7 +3337,7 @@
 }
 
 export interface TracedShader {
-    shader: RuntimeEffect;
+    shader: Shader;
     debugTrace: DebugTrace;
 }
 
@@ -3356,7 +3356,7 @@
      * @param traceCoordX - the X coordinate of the device-space pixel to trace
      * @param traceCoordY - the Y coordinate of the device-space pixel to trace
      */
-    MakeTraced(shader: RuntimeEffect, traceCoordX: number, traceCoordY: number): TracedShader;
+    MakeTraced(shader: Shader, traceCoordX: number, traceCoordY: number): TracedShader;
 }
 
 /**