chrome/browser/resources/media_router/elements/route_details/route_details.js - Issue 2915983002: [Media Router] Add UMA metrics to record the load time for route controls

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Unified Diff: chrome/browser/resources/media_router/elements/route_details/route_details.js

Issue 2915983002: [Media Router] Add UMA metrics to record the load time for route controls (Closed)

Patch Set: Fix a test failure Created 3 years, 6 months ago

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Index: chrome/browser/resources/media_router/elements/route_details/route_details.js

diff --git a/chrome/browser/resources/media_router/elements/route_details/route_details.js b/chrome/browser/resources/media_router/elements/route_details/route_details.js

index da76f91294a601e8d132669e91af44515fa4b230..eeaf2a5de7702fdc2b997e2c7c3670c04b3e2c20 100644

--- a/chrome/browser/resources/media_router/elements/route_details/route_details.js

+++ b/chrome/browser/resources/media_router/elements/route_details/route_details.js

@@ -55,6 +55,19 @@ Polymer({

value: false,

+ /**

+ * The timestamp for when the route details view was opened. We initialize

+ * the value in a function so that the value is set when the element is

+ * loaded, rather than at page load.

+ * @private {number}

+ */

+ openTime_: {

+ type: Number,

+ value: function() {

+ return Date.now();

+ },

/**

* The route to show.

* @type {?media_router.Route|undefined}