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| 1 The page load metrics component captures and records UMA metrics related to | |
| 2 page loading. This may include page timing metrics, such as time to first | |
| 3 paint, as well as page interaction metrics, such as number of page loads | |
| 4 aborted before first paint. | |
| 5 | |
| 6 This component is not supported on iOS, as it requires hooks into Blink for | |
| 7 page timing metrics that are unavailable on iOS. | |
| 8 | |
| 9 This component has the following structure: | |
| 10 - browser/: browser process code | |
| 11 - common/: code shared by browser and renderer, such as IPC messages | |
| 12 - renderer/ : renderer process code | |
| 13 | |
| 14 For additional information on this component, see | |
| 15 https://docs.google.com/document/d/1HJsJ5W2H_3qRdqPAUgAEo10AF8gXPTXZLUET4X4_sII/
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