Remove all calls to domAutomationController.setAutomationId.

content/test/data/gpu/webgl.html

Index: content/test/data/gpu/webgl.html
diff --git a/content/test/data/gpu/webgl.html b/content/test/data/gpu/webgl.html
index 7dd2cb334869887ab236896446f08fe399c5ba91..e6f87104c0a5363faefa691688338a2689178964 100644
--- a/content/test/data/gpu/webgl.html
+++ b/content/test/data/gpu/webgl.html
@@ -6,8 +6,6 @@ var w, h;
 var gl;
 var extension;
 
-var alreadySetAutomationId = false;
-
 function testHorizontalBands() {
   gl.enable(gl.SCISSOR_TEST);
 
@@ -51,8 +49,6 @@ function testContextRestored() {
   var a = new Uint8Array(w * h * 4);
   gl.readPixels(0, 0, w, h, gl.RGBA, gl.UNSIGNED_BYTE, a);
 
-  if (!alreadySetAutomationId)
-    window.domAutomationController.setAutomationId(1);
   if (a[0] == 0 && a[1] == 0 && a[2] == 255)
     window.domAutomationController.send("SUCCESS");
   else
@@ -88,8 +84,6 @@ function testQuantityLoss() {
       // a garbage collect.
       garbageCanvases = null;
 
-      window.domAutomationController.setAutomationId(1);
-      alreadySetAutomationId = true;
       window.domAutomationController.send("LOADED");
 
       // Trying to provoke garbage collection through excessive allocations.
@@ -134,8 +128,6 @@ function contextLostTest(kind)
     case "kill_after_notification":
       // The browser test waits for notification from the page that it
       // has been loaded before navigating to about:gpucrash.
-      window.domAutomationController.setAutomationId(1);
-      alreadySetAutomationId = true;
       window.domAutomationController.send("LOADED");
       break;
     case "forced_quantity_loss":