Integrated: 8343398: Add reducedData preference

[Michael Strauß]

On Tue, 3 Dec 2024 15:17:19 GMT, Michael Strauß <mstrauss at openjdk.org> wrote:

> The `reducedData` preference instructs applications to minimize internet traffic, as users might be on a metered network or a limited data plan.
> 
> This corresponds to the following OS settings:
> 
> Windows: Settings -> Network and Internet -> Ethernet/WiFi -> Metered connection
> macOS: Settings -> Network -> Ethernet/WiFi -> Network Settings -> Low data mode
> Ubuntu: Settings -> Network -> Wired/WiFi -> Metered connection
> 
> Change notifications work consistently on Windows and macOS. On my Ubuntu 24 system, the GIO `network-changed` signal is not sent when I only toggle the "metered connection" flag in network settings (and there's no signal specifically for low-data mode). The new value is only picked up when the connection changes by coming offline or going online.

This pull request has now been integrated.

Changeset: 76d5e1ae
Author:    Michael Strauß <mstrauss at openjdk.org>
URL:       https://git.openjdk.org/jfx/commit/76d5e1ae1c396442dce095063cea7bcaff4cd497
Stats:     551 lines in 20 files changed: 342 ins; 76 del; 133 mod

8343398: Add reducedData preference

Reviewed-by: angorya, kcr

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PR: https://git.openjdk.org/jfx/pull/1656