From ec26ffbdd1cd24ddc7b96e70f1255bcc6efa197e Mon Sep 17 00:00:00 2001
From: Spencer <email@spalger.com>
Date: Tue, 25 Jun 2019 21:37:14 -0700
Subject: [PATCH] [percy] define snapshot width to match current client width
 (#39631)

---
 .../services/visual_testing/take_percy_snapshot.js          | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/test/visual_regression/services/visual_testing/take_percy_snapshot.js b/test/visual_regression/services/visual_testing/take_percy_snapshot.js
index f677e2fd2e604..8103a2a3d606a 100644
--- a/test/visual_regression/services/visual_testing/take_percy_snapshot.js
+++ b/test/visual_regression/services/visual_testing/take_percy_snapshot.js
@@ -46,7 +46,9 @@ export function takePercySnapshot() {
   }
 
   // cache the dom snapshot containing the images
-  const snapshot = agent.domSnapshot(document);
+  const snapshot = agent.snapshot(document, {
+    widths: [document.documentElement.clientWidth]
+  });
 
   // restore replaced canvases
   for (const { image, canvas } of replacements) {
@@ -59,5 +61,5 @@ export function takePercySnapshot() {
 export const takePercySnapshotWithAgent = `
   ${readFileSync(agentJsFilename(), 'utf8')}
 
-  return (${takePercySnapshot.toString()})();
+  return (${takePercySnapshot.toString()}).apply(null, arguments);
 `;