Files
cromite/build/patches/Prevent-mouse-wheel-fingerprinting-on-Windows.patch

23 lines
996 B
Diff

From: uazo <uazo@users.noreply.github.com>
Date: Fri, 7 Feb 2025 11:27:51 +0000
Subject: Prevent mouse wheel fingerprinting on Windows
License: GPL-2.0-or-later - https://spdx.org/licenses/GPL-2.0-or-later.html
---
ui/events/blink/web_input_event_builders_win.cc | 2 ++
1 file changed, 2 insertions(+)
diff --git a/ui/events/blink/web_input_event_builders_win.cc b/ui/events/blink/web_input_event_builders_win.cc
--- a/ui/events/blink/web_input_event_builders_win.cc
+++ b/ui/events/blink/web_input_event_builders_win.cc
@@ -297,6 +297,8 @@ WebMouseWheelEvent WebMouseWheelEventBuilder::Build(
// |wheel_delta| is expressed in multiples or divisions of WHEEL_DELTA,
// divide this out here to get the number of wheel ticks.
float num_ticks = wheel_delta / WHEEL_DELTA;
+ if (num_ticks > 0) num_ticks = 1;
+ else if (num_ticks < 0) num_ticks = -1;
float scroll_delta = num_ticks;
if (horizontal_scroll) {
unsigned long scroll_chars = kDefaultScrollCharsPerWheelDelta;
--