third_party/WebKit/LayoutTests/http/tests/serviceworker/resources/test-helpers.js - Issue 2468863002: scheduler: Re-enable timer throttling for hidden frames

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Unified Diff: third_party/WebKit/LayoutTests/http/tests/serviceworker/resources/test-helpers.js

Issue 2468863002: scheduler: Re-enable timer throttling for hidden frames (Closed)

Patch Set: Rebased Created 4 years ago

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Index: third_party/WebKit/LayoutTests/http/tests/serviceworker/resources/test-helpers.js

diff --git a/third_party/WebKit/LayoutTests/http/tests/serviceworker/resources/test-helpers.js b/third_party/WebKit/LayoutTests/http/tests/serviceworker/resources/test-helpers.js

index 0bcdcc3e348b37640b9f5dc12b62dff057348410..595ddb0012a1f27a58a656b973021ef57c383621 100644

--- a/third_party/WebKit/LayoutTests/http/tests/serviceworker/resources/test-helpers.js

+++ b/third_party/WebKit/LayoutTests/http/tests/serviceworker/resources/test-helpers.js

@@ -51,6 +51,9 @@ function with_iframe(url, options) {

return new Promise(function(resolve) {

var frame = document.createElement('iframe');

frame.src = url;

+ // Make sure the iframe stays in the viewport even if the test creates

+ // many of them. Otherwise some iframes may end up being throttled.

+ frame.style.position = 'absolute';

frame.onload = function() { resolve(frame); };

document.body.appendChild(frame);

if (typeof options === 'undefined')