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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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