| // Copyright 2023 The Chromium Authors |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| module ui.mojom; |
| |
| import "mojo/public/mojom/base/time.mojom"; |
| |
| // The struct contains metadata about EventLatency events. |
| // There should only be POD classes in this struct to keep the metadata to a |
| // minimum. |
| struct EventLatencyMetadata { |
| // Time when event arrived in the BrowserMain thread. |
| mojo_base.mojom.TimeTicks arrived_in_browser_main_timestamp; |
| |
| // This field is used only by scroll events to understand when the related |
| // blocking touch move was dispatched to Renderer. If the related touch move |
| // wasn't blocking, this field is not set. |
| mojo_base.mojom.TimeTicks scrolls_blocking_touch_dispatched_to_renderer; |
| |
| // Time when event was disppatched to the Renderer from the Browser. |
| mojo_base.mojom.TimeTicks dispatched_to_renderer; |
| }; |